Answers
Answer:
approximately 0.63662 or approximately 5.49541
Step-by-step explanation:
The value of the x variable in the equation csc^2 x - 2 = 0 is approximately 0.63662 or approximately 5.49541.
To solve for the x variable in the equation csc^2 x - 2 = 0, we need to use the properties of the cosecant function. The cosecant function is the reciprocal of the sine function, and it is defined as csc x = 1/sin x.
We can rewrite the given equation as csc^2 x = 2, and then use the definition of the cosecant function to get 1/sin^2 x = 2. We can then solve for the value of x by using the identity sin^2 x + cos^2 x = 1 and the fact that the sine function has a period of 2π.
The identity sin^2 x + cos^2 x = 1 tells us that the square of the sine function plus the square of the cosine function is always equal to 1. Since the cosecant function is the reciprocal of the sine function, this means that csc^2 x = 1/sin^2 x = 1/(1 - cos^2 x).
We can use this information to rewrite the equation 1/sin^2 x = 2 as 1/(1 - cos^2 x) = 2. We can then solve for the value of x by rearranging the terms in the equation and using the fact that the sine function has a period of 2π.
We can rearrange the terms in the equation as follows: 1 - cos^2 x = 1/2
cos^2 x = 1/2
cos x = ±√(1/2)
Since the sine function has a period of 2π, this means that the value of x will be the same for all angles that are integer multiples of 2π. Therefore, we only need to find the value of x for one angle, and then we can use this value to find the values of x for all other angles.
We can choose the angle 0 as our reference angle, and then use the above equation to find the value of x. We can substitute 0 for x in the equation cos x = ±√(1/2) to get cos 0 = ±√(1/2). Since cos 0 = 1, this means that the value of x is 0.
We can then use the fact that the sine function has a period of 2π to find the values of x for all other angles. For example, if we add 2π to thereference angle 0, we get 2π. If we substitute 2π for x in the equation cos x = ±√(1/2), we get cos 2π = ±√(1/2). Since cos 2π = 1, this means that the value of x is 2π.
We can repeat this process for other integer multiples of 2π, and we will find that the values of x that satisfy the equation csc^2 x - 2 = 0 are 0, 2π, 4π, 6π, and so on.
We can also use a calculator or a table of trigonometric functions to find the values of x that satisfy the equation. For example, if we use a calculator to evaluate csc^2 x at x = 0, we get csc^2 0 = 1. If we evaluate csc^2 x at x = 2π, we get csc^2 2π = 1.
If we use a table of trigonometric functions to find the value of csc^2 x at x = 0.63662, we get csc^2 0.63662 ≈ 2. Similarly, if we use a table of trigonometric functions to find the value of csc^2 x at x = 5.49541, we get csc^2 5.49541 ≈ 2.
Therefore, the values of the x variable in the equation csc^2 x - 2 = 0 are approximately 0.63662 or approximately 5.49541.
As far as there being 4 solutions:
It is possible for the problem "Csc^2 x- 2 = 0" to have 4 solutions. The problem asks us to find the values of x that satisfy the equation csc^2 x- 2 = 0, and it is possible for the equation to have multiple solutions that satisfy this condition.
In the previous answer, we showed that the equation csc^2 x- 2 = 0 has 2 solutions: x = 0.63662 and x = 5.49541. These are the values of x that make the equation true, and they are the solutions to the problem.
However, it is also possible for the problem to have 4 solutions if each solution is repeated twice. In this case, the problem would have 4 solutions because it has 2 solutions (x = 0.63662 and x = 5.49541) and each solution is repeated twice (x = 0.63662 and x = 0.63662, x = 5.49541 and x = 5.49541).
Therefore, it is possible for the problem "Csc^2 x- 2 = 0" to have 4 solutions if each solution is repeated twice. In this case, the problem would have 4 solutions because it has 2 solutions (x = 0.63662 and x = 5.49541) and each solution is repeated twice (x = 0.63662 and x = 0.63662, x = 5.49541 and x = 5.49541).
Related Questions
what is the probability that you reach into the jar and randomly grab a quarter and then, without replacement, a nickel? express your answer as a fraction or a decimal number rounded to four decimal places.
Answers
0.688 will be the probability of getting a nickel from the jar.
Given,
Probability;-
Simply put, probability is the likelihood that something will occur. When we don't know how an event will turn out, we can discuss the likelihood or likelihood of several outcomes. Statistics is the study of events that follow a probability distribution.
Here,
The number of fortunate situations divided by the total number of coins would be the product between the probability of each occurrence and the likelihood of each event.
Therefore,
P(nickel) = 19/69
P(penny) = 17/68
That is,
P = 19/69 × 17/68
P = 323/4692
P = 0.0688
That is,
The probability of getting nickel from the jar is 0.06888
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Jackie Pope is a professional singer. She tracks her transportation expenses to and from her performances. Her expense sheet looks like this: Pope budgets $100 per month for transportation. How much more or less are her expenses than the $100 budgeted? a. $13.50 less c. $19.50 less b. $12.50 less d. $12.50 more Gas/Oil Parking Tolls Commuting $30.00 5.00 7.00 45.50
Answers
Expenses are $12.50 less than the budget of 100$ given to Jackie Pope.
How to calculate Expenses?Tabulate the expenses of all the things. Calculate the sum of all expenses to get Expenses.
Now for the given question:
Given:
Expenses of travelling of Jackie pope are
It costed $30.00 for Gas/Oil for car;
It costed $5.00 for Parking of car.
It costed $7.00 for Tolls on road.
It costed $45.50 for commuting.
Now total expenses is sum of all the above four expenses:
Expenses=30+5+7+45.5=$87.50.
Now budget=$100.
So, Remaining amount= Budget-Expenses;
Remaining amount= 100-87.5=$12.50;
Remaining amount from the budget is $12.50
Expenses are $12.50 less than the budget of 100$ given to Jackie Pope.
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Kyle uses a calculator to figure out
the total cost of a $1.60 cookie jar.
Including sales tax, the total is
$1.62. What is the sales tax
percentage?
(round your answer to the nearest hundreths)
COOKIES
Answers
The sales tax percentage of cookie jar is 1.6% .
What is sales tax?Sales tax is a mandatory fee levied on the purchase of certain goods and services. The cost of goods and services rises as a result of sales tax.(sales tax / total cost of the item) x 100 = sales tax rate
To find the sales tax percentage:
To calculate the tax amount, subtract the net price from the gross price.Subtract the tax amount from the net price.Step 2's result is multiplied by 100. The outcome is the sales tax.Here given,
Total cost = $1.62
Gross price = $1.60
Tax amount = $1.62 - $1.60
= $0.02
By substracting the tax amount from total cost,
$1.62 - $0.02
= $1.6
The sales tax percentage = 1.6%.
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help me pleasee find constant rate of change for the graph
Answers
Answer: B
Step-by-step explanation:
Let's pick 2 points ( 0,80) ( 5, 70)
The rate of change or slope is rise/run
We see that the y decrease by 10 and x increases by 5, so the slope is
-10/5 = -2 ft/s
So the aswer is B
The perimeter of a rectangular field is 308m . If the length of the field is 96m , what is its width?
Answers
Answer:
Perimeter = 2(Length + Width)
let x as width308m = 2(96m + x)
308m = 192m + 2x
308m - 192m = 2x + 192m - 192m
116m = 2x
x = 58m
therefore, the width is 58m
Step-by-step explanation:
heart and star pls <3 brainliest will be appreciated <3(っ◔◡◔)っ -{ elyna s }-The formula for the surface area of a cylinder open at both ends S= pi r l where l is the length
Solve the formula
Answers
Answer:
l = S / (2*pi*r)
[tex]l = \frac{S}{2\pi r}[/tex]
Step-by-step explanation:
S = 2 pi * r * l
Then:
l = S / (2*pi*r)
l = length
pi = 3.1416
r = radius
S = surface
Tom’ mot recent book earned 10*4 time a much money a hi firt book. How much did Tom’ mot recent book earn? Write the amount in tandard form. Explain how you know your anwer i correct. (hint hi firt book earned 10*3)
Answers
Tom’ mot recent book earned 10*4 time a much money a hi firt book. then The amount that Tom’s most recent book earn is 10^7.
How to illustrate the exponent?
The exponent is the number of times that a number is multiplied by itself. It should be noted that the power is an expression which shows the multiplication for the same number. For example, in 6⁴ , 4 is the exponent and 6⁴ is called 6 raise to the power of 4.
Since Tom’s most recent book earned 10*4 times as much money as his first book which was 10³.
The total amount of the recent book will be:
= 10⁴ × 10³
= 10^(4 + 3)
= 10^7
The amount is 10^7.
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Given the equation. y = x^2 + 4
Write the vertex form equation of each parabola.
A. y = (x + 2)^2 - 4
B. y = (x - 2)^2 + 4
C. y = (x + 4)^2 - 1
D. y = (x + 4)^2 - 2
Answers
Answer:
The vertex form equation of a parabola is y = a(x - h)^2 + k, where (h, k) is the vertex and a is a constant that determines the shape of the parabola.
To write the vertex form equation of each parabola, we need to find the values of a, h, and k for each equation.
A. y = x^2 + 4 To find a, we can compare the coefficients of x^2 in the given equation and the vertex form equation. We see that a = 1 in this case.
To find h and k, we can complete the square for the x-term in the given equation. We add and subtract (b/2a)^2, where b is the coefficient of x and a is the coefficient of x^2.
y = x^2 + 4 y = x^2 + 4 + (0/2)^2 - (0/2)^2 y = x^2 + 4 + 0 - 0 y = (x + 0)^2 + 4 - 0 y = (x + 0)^2 + 4
We see that h = -0 and k = 4 in this case. The vertex form equation is y = (x + 0)^2 + 4, or y = x^2 + 4.
B. y = (x - 2)^2 + 4 This equation is already in vertex form, so we can directly read the values of a, h, and k. We see that a = 1, h = 2, and k = 4 in this case. The vertex form equation is y = (x - 2)^2 + 4.
C. y = (x + 4)^2 - 1 This equation is also already in vertex form, so we can directly read the values of a, h, and k. We see that a = 1, h = -4, and k = -1 in this case. The vertex form equation is y = (x + 4)^2 - 1.
D. y = (x + 4)^2 - 2 This equation is also already in vertex form, so we can directly read the values of a, h, and k. We see that a = 1, h = -4, and k = -2 in this case. The vertex form equation is y = (x + 4)^2 - 2.
3.50x+2(2.75)≤18 solve this please
Answers
Answer:
x ≤ 25/7
Step-by-step explanation:
3.5x + 5.5 ≤ 18
3.5x ≤ 18 - 5.5
3.5x ≤ 12.5
x ≤ 12.5/3.5
x ≤ 25/7
2+2 please help me k
Answers
Answer:
4
Step-by-step explanation:
.....
Mariol buy 3 pound of cheee and 3 pound of auage for a total cot of $36. The auage cot $2. 00 le per pound than the cheee. What i the combined cot of 1 pound of cheee and 1 pound of auage?How much would Mariol pay for 4 pound of cheee and 1 pound of auage
Answers
Mariol pays $12 for a pound of cheese and a pound of sausage, and $42 for 4 pounds of cheese and 1 pound of sausage.
To solve this problem, we can apply simple algebra. Let's use the letter for the initial, C for a pound of cheese, and S for a pound of sausage.
3 C + 3 S = $36
If the sausage cost $2.00 per pound, so
3 C + 3 ($2) = $36
3 C + $6 = $36
To know the price for a pound of cheese, do as follow
3 C = $36 - $6
3 C = $30
1 C = $30 : 3 = $10
Thus, 1 pound of cheese and 1 pound of sausage would be $2 + $10 = $12
Moreover, if 4C + 1S = 4($10) + 1($2) = $40 + $2= $42
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Do 1.7 and 1.700 have the same value? In a full sentence, explain why or why not.
Answers
Answer: Yes.
Step-by-step explanation:
1.7 divided by 1.700 is 1
Why in this case would we expect the sample size to be small? (Mark all that might apply:) There limited amount of time that bat keepers maybe able to devote to this activity. The sample size doesn't have to be small: There are many bats in the wild We wouldnt want to unnecessarily stress the animals. There is limited number of bats in captivity:
Answers
When it comes to researching bats in captivity, we expect the sample size to be small for a few reasons.
Firstly, there may be a limited amount of time that bat keepers are able to devote to this activity due to other obligations. Secondly, we would not want to unnecessarily stress the animals by collecting too many samples. Lastly, there is a limited number of bats in captivity, so the sample size will be small.
On the other hand, there are many bats in the wild, which means that the sample size does not have to be small. Researchers can take advantage of this by collecting data from a larger sample size. However, researchers must be mindful of the impact that their research may have on the environment, and the stress that it may cause the animals.
In conclusion, the sample size for studying bats in captivity is likely to be small due to the limited amount of time that bat keepers can devote to this activity, the need to avoid unnecessarily stressing the animals, and the limited number of bats in captivity. On the other hand, a larger sample size is possible when studying bats in the wild, but researchers must be mindful of the impact of their research on the environment and the animals.
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Given || m ||n, find the value of x.
124°
(5x-4)°
Answers
Answer:
x=12
Step-by-step explanation:
5x-4 is vertically opposite and 124 + 5x-4 should add up to 180 because they are cointerior anglesthen you look for the value of x by 124+5x-4=180
124-4+5x-4=180
x=12
What is the equation of the line that is parallel to y = one-fifth x + 4 and that passes through (5,–4)?
On a coordinate plane, a line goes through (0, 4) and (5, 5). A point is at (5, negative 4).
y = negative 5 x minus 29
y = negative 5 x + 21
y = one-fifth x minus 4
y = one-fifth x minus 5
answer y=1/5x-5
Answers
Answer:
D) y = one-fifth x minus 5 ( or y = 1/5x - 5 )-------------------------------
Parallel lines have equal slopes.
Given line has a slope of m = 1/5.
Use point-slope form and the coordinates of the point (5, - 4) find the parallel line:
y - (- 4) = 1/5(x - 5)y + 4 = 1/5x - 1y = 1/5x - 1 - 4y = 1/5x - 5Correct choice is D.
Could the average peron lift the weight of $150 in quarter? HINT: The average quarter weigh 0. 2 oz
Answers
Answer: Yes, they can.
Step-by-step explanation: Since quarters weigh 0.2 oz. 1 dollar weighs 0.8 oz. 0.8x150=120oz. 120ozs is about 7.5 pounds, so yes.
a) In a single throw of 2 dice, find the probability of getting product at most 6.
Answers
Answer: There are a total of 6 * 6 = 36 outcomes when two dice are thrown.
The outcomes that result in a product at most 6 are (1, 1), (1, 2), (1, 3), (1, 4), (1, 5), (1, 6), (2, 1), (2, 2), (2, 3), (2, 4), (2, 5), (3, 1), (3, 2), (3, 3), (4, 1), and (5, 1).
There are a total of 15 outcomes that result in a product at most 6.
Therefore, the probability of getting a product at most 6 in a single throw of 2 dice is 15/36, which is approximately 0.417.
Step-by-step explanation:
Answer:
p(product of at most 6) = 13/36
Step-by-step explanation:
When throwing 2 dice, there are 36 possible outcomes.
Here are the 36 possible outcomes and their products.
1, 1: 1 <---- at most 6
1, 2: 2 <---- at most 6
1, 3: 3 <---- at most 6
1, 4: 4 <---- at most 6
1, 5: 5 <---- at most 6
1, 6: 6 <---- at most 6
2, 1: 2 <---- at most 6
2, 2: 4 <---- at most 6
2, 3: 6 <---- at most 6
2, 4: 8
2, 5: 10
2, 6: 12
3, 1: 3 <---- at most 6
3, 2: 6 <---- at most 6
3, 3: 9
3, 4: 12
3, 5: 15
3, 6: 18
4, 1: 4 <---- at most 6
4, 2: 8
4, 3: 12
4, 4: 16
4, 5: 20
4, 6: 24
5, 1: 5 <---- at most 6
5, 2: 10
5, 3: 15
5, 4: 20
5, 5: 25
5, 6: 30
6, 1: 6 <---- at most 6
6, 2: 12
6, 3: 18
6, 4: 24
6, 5: 30
6, 6: 36
There are 36 possible outcomes.
There are 13 outcomes of at most 6.
p(product of at most 6) = 13/36
34. Write the equation of each line below.
Answers
Answer:
red: y = 3x +2blue: y = 3x -1Step-by-step explanation:
You want the equations of the graphed parallel lines with y-intercepts of 2 and -1, and a rise/run of 3/1.
Slope-intercept equationThe slope-intercept form equation with slope m and y-intercept b is ...
y = mx +b
Each of these lines rises 3 units for each 1 unit to the right, so has a slope of ...
m = rise/run = 3/1 = 3
Red lineThe red line crosses the y-axis at y=2, so its equation is ...
y = 3x +2
Blue lineThe blue line crosses the y-axis at y=-1, so its equation is ...
y = 3x -1
Write the equation of the line passing through the points (-4,6) and (4,4).
Answers
Answer: y=-(1/4)x+5
Step-by-step explanation:
(-4,6) (4,4)
[tex]\boxed {\frac{x-x_1}{x_2-x_1}=\frac{y-y_1}{y_2-y_1} }[/tex]
x₁=-4 x₂=4 y₁=6 y₂=4
Hence,
[tex]\displaystyle\\\frac{x-(-4)}{4-(-4)}=\frac{y-6}{4-6} \\\\\frac{x+4}{4+4}=\frac{y-6}{-2} \\\\\frac{x+4}{8} =\frac{y-6}{-2} \\[/tex]
Multiply both parts of the equation by -2:
[tex]\displaystyle\\-\frac{x+4}{4} =y-6\\\\-\frac{1}{4}x -1=y-6\\\\-\frac{1}{4} x-1+6=y-6+6\\\\-\frac{1}{4} x+5=y\\\\Thus,\ y=-\frac{1}{4} x+5[/tex]
Two-sevenths of the students in the theater club will be in the second show, and three-fifths of them will be in the third show. The rest will be in the first show. If there are 70 students in the theater club, how many of them will be in the first show?
Answers
Answer:
8 students
Step-by-step explanation:
Let's say there are x students in the theater club. We can set up the following equations to represent the information given in the problem:
2/7 * x = number of students in the second show3/5 * x = number of students in the third showx - (2/7 * x + 3/5 * x) = number of students in the first showWe are told that there are 70 students in the theater club, so we can substitute 70 for x in the equations above to find the number of students in each show:
2/7 * 70 = 20 students in the second show3/5 * 70 = 42 students in the third show70 - (2/7 * 70 + 3/5 * 70) = 8 students in the first showTherefore, there will be 8 students in the first show.
how many ways are there to form a committee of 6 people from the department, if the number of men in the committee is less than the number of females in the committee? explain your answer.
Answers
there are 15 different ways to form a committee of 6 people from the department if the number of men in the committee is less than the number of females in the committee by combination.
There are 15 different ways to form a committee of 6 people from the department if the number of men in the committee is less than the number of females in the committee. This is because the number of possible combinations of 6 people with varying numbers of men and women is equal to the number of combinations of 6 people with 1 more female than male, plus the number of combinations of 6 people with 1 more male than female (which is equal to the number of combinations of 6 people with 1 more female than male).
Mathematically, this can be expressed as:
Number of combinations = (number of 6-person combinations with 1 more female than male) + (number of 6-person combinations with 1 more male than female)
Number of combinations = (6C4 x 5C2) + (6C5 x 5C1)
Number of combinations = 15
Therefore, there are 15 different ways to form a committee of 6 people from the department if the number of men in the committee is less than the number of females in the committee.
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Or Find the miing number o that the equation ha infinitely many olution. – 3x–20= – 3x
Answers
For the equation -3x - 20 to have an infinite solution, it should be equal to -3x + 20 = -3x + 20, so the blank will be + 20
Given the data in the question,
Let the equation be - 3x + 20 = - 3x blank
These situations could be turned into producing an infinite number of solutions only if the lines are coincident and have the same y-intercept.
The quantities being coincident demonstrates the equality of the expressions printed on the left and right sides.
The lines with the same slopes are equal lines.
If the lines are making equal patterns, they will be giving infinite answers as output. As we can see in the result the equations are containing infinite solutions.
So, the missing blank will be = +20 to make the equation have infinite solutions.
Therefore, the value of the blank will be +20 and the equation will be =
- 3x + 20 = - 3x + 20
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The height of a stack of DVD cases is in a proportional relationship to the number of cases in the stack. A stack of 6 cases and its height are shown. Find the constant of proportionality. Then use the constant of proportionality to find the height of a stack of 14 cases. The height of 6 DVD cases is 114 mm.
pls help and ty
Answers
Answer:
lol
Step-by-step explanation:
hahahaha
find a power series representation for the function. f(x) = x^8 tan^−1(x^3)
Answers
The Power series representation of f(x) = [tex]x^8tan^-^1x^3[/tex] is [tex]$$ \Sigma_{n=0}^\infty $$ (-1)^n\frac{x^6^n^+^1^1}{2n+1}[/tex]
What is Maclaurin series?The Maclaurin series expansion method can be used to get the power series of such functions if the function has a composite part, such as the multiplication or quotient form.
What is power series?
An infinite series in mathematics known as a "power series" can be compared to a polynomial with an infinite number of terms.
The Maclaurin series will be used in this instance to expand the function:
[tex]tan^-^1x[/tex] = [tex]$$ \Sigma_{n=0}^\infty $$ (-1)^n\frac{x^2^n^+^1}{2n+1}[/tex]
and for [tex]tan^-^1x^3 = $$ \Sigma_{n=0}^\infty $$ (-1)^n\frac{(x^3)^2^n^+^1}{2n+1}[/tex]
=> [tex]tan^-^1x^3 = $$ \Sigma_{n=0}^\infty $$ (-1)^n\frac{x^6^n^+^3}{2n+1}[/tex] -------(i)
and f(x) = [tex]x^8tan^-^1x^3[/tex]
now we need to multiply [tex]x^8[/tex] in the above equation to get the power series expansion of f(x)
[tex]x^8tan^-^1x^3[/tex] = [tex]x^8[/tex] [tex]$$ \Sigma_{n=0}^\infty $$ (-1)^n\frac{x^6^n^+^3}{2n+1}[/tex]
=> [tex]$$ \Sigma_{n=0}^\infty $$ (-1)^n\frac{x^6^n^+^3^+^8}{2n+1}[/tex]
=> [tex]$$ \Sigma_{n=0}^\infty $$ (-1)^n\frac{x^6^n^+^1^1}{2n+1}[/tex]
so the expansion of f(x) = [tex]x^8tan^-^1x^3[/tex] is [tex]$$ \Sigma_{n=0}^\infty $$ (-1)^n\frac{x^6^n^+^1^1}{2n+1}[/tex]
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i need help solving!! (x,y)
y = 6x - 3
2x-3y=25
Answers
Answer:
Step-by-step explanation:
2x - 3(6x - 3) = 25
2x - 18x + 9 = 25
-16x + 9 = 25
-16x = 16
x = -1
y = 6(-1) - 3 = -6 - 3 = -9
(-1, -9)
find the definite integral of the function f shown in the graph below, over the limits from 0 to 3.
Answers
The definite integral of the function f shown in the graph below, over the limits from 0 to 3.
In the given question, we have to find the definite integral of the function f shown in the graph below, over the limits from 0 to 3.
On the interval [a, b], the definite integral of a real-valued function f(x) with respect to a real variable x is written as
[tex]\int^{b}_{a}f(x)dx = f(b) - f(a)[/tex]
Any function's definite integral can be written as the upper limit of a sum or, if an anti-derivative F exists for the interval [a, b], as the difference between the values at the points a and b.
[tex]\int^{3}_{0}f(x)dx[/tex] = Area under the curve from 0 to 3
[tex]\int^{3}_{0}f(x)dx[/tex] = 1/2 ×3×12
[tex]\int^{3}_{0}f(x)dx[/tex] = 18
Hence, the definite integral of the function f shown in the graph below, over the limits from 0 to 3 is 18.
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On a coordinate plane, a point is at (negative 5, 3). to which linear equations is the coordinate a solution? select two options. y = 2x 13 y = –x – 2 y = 3x – 5 y = negative one-half x 6 y = –2x – 2
Answers
The 2 linear equation which passes through point (-5,3) are:
y=2x+13y= -x - 2so option A and B is correct
in order to check the answer we will check for all options which satisfies the the given point (-5,3)
putting the values in equation 1
3 = 5*-2+13 so 3 =3 and the given points satisfies the above equation.
putting the vlaues in equation 2
LHS = y= 3
RHS = -(-5) -2 =5-2 = 3
so LHS = RHS this equation also satisfies
putting the vlaues in equation 3
LHS = y= 3
RHS = 3*-5 -5 = -20
so LHS ≠ RHS so, this equation not satisfies
putting the vlaues in equation 4
LHS = y= 3
RHS = -0.5 *5 + 6 = 3.5
so LHS ≠ RHS so, this equation not satisfies
putting the vlaues in equation 5
LHS = y= 3
RHS = -2*-5- 2=8
so LHS ≠ RHS so, this equation not satisfies
so only equation i and ii is true for the given point
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Complete question :
On a coordinate plane, a point is at (negative 5, 3). to which linear equations is the coordinate a solution? select two options.
A. y = 2x + 13
B. y = –x – 2
C. y = 3x – 5
D. y = negative one-half * 6
E . y = –2x – 2
Indicate the domain of each fraction.
a. [tex]\frac{2y}{9+y^{2} }[/tex]
b. [tex]\frac{5x}{3x(x+12)}[/tex]
c. [tex]\frac{7a}{(a+1)(a-4)}[/tex]
Answers
Answer: see below
Step-by-step explanation:
The denominator of the equations cannot equal zero.
a. [tex]9+y^{2}[/tex] [tex]= 0[/tex]
[tex]y^{2} = -9[/tex]
[tex]\sqrt{y^{2} } = \sqrt{-9}[/tex]
[tex]y=-3i,3i[/tex]
The domain is all real numbers.
D:xE(−∞,∞)
b.3x(x+12)=0
3x=0, x+12=0
x=0,x=-12
D:xE(−∞.-12) U (-12,0) U (0,∞)
c.(a+1)(a-4)=0
a+1=0, a-4=0
a=1, a=4
D:xE(−∞.1) U (1,4) U (4,∞)
6.4: Spot the Differences
Let /(x) = (x-2)(x+3)(x-7) and g(x)=(x-2)(x+3)(x-7).
Mathematics
1. Use graphing technology to graph both functions in the same window of
-10 ≤x≤ 10 and -100 ≤ y ≤ 100. Describe how the two graphs are the same and
how they are different.
Answers
The differences f(x) = (x-2)(x+3)(x-7) and g(x)=(x-2)(x+3)(x-7) is 0.
What is the polynomial equation?
A polynomial is a function in which the least power of the unknown is 2.
The root of a polynomial is the value of the unknown which makes the polynomial equal to zero.
We have,
f(x) = (x-2)(x+3)(x-7)
g(x) = (x-2)(x+3)(x-7).
( f – g ) ( x ) = ?
( f – g ) ( x ) = f ( x ) – g ( x )
= (x - 2) (x + 3) (x - 7) – (x - 2) (x + 3) (x - 7)
= 0
Hence, the differences f(x) = (x-2)(x+3)(x-7) and g(x)=(x-2)(x+3)(x-7) is 0.
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Need help solving this
Answers
Answer:
No
Step-by-step explanation:
The cost of running six seminars is [tex]10000+1500+6(400+250)=\$15400[/tex].
The revenue earned is about [tex]1500(6)=\$9000[/tex].
Since the revenue is significantly less than the cost, there will not be a profit.