Answer:
f=g/rStep-by-step explanation:
divide by R
Tony ate lunch in 4 minutes. How many seconds is this?
4 minutes is equivalent to 240 seconds.
There is 60 seconds in a minute.
60x4 = 240.
Answer:
240 Seconds.
Step-by-step explanation:
1 Minute is 60 Seconds, SO 4 x 60 = 240!
IXL Please Help Fast!
Answer:
Step-by-step explanation:
given:
line f: y+3 = [tex]\frac{1}{6}[/tex](x-2)
line g: P1=(x1,y1) = ( -6,1) and parallel to f ( same slope)
use point-slope, again
y-y2 = m(x-x1)
y-1=[tex]\frac{1}{6}[/tex](x-(-6))
y-1 =[tex]\frac{1}{6}[/tex](x+6)
y-1 = [tex]\frac{1}{6}[/tex]x +1
y = [tex]\frac{1}{6}[/tex]x + 1 +1
y = [tex]\frac{1}{6}[/tex]x + 2 ( in slope intercept form y= mx+b)
To solve the system of equation below zach isolated X^2 in the first equation and then substituted into the second equation. What was the resulting equation
{x^2 + y^2 = 25
{x^2/16 - y^2/9 = 1
The resulting equation of isolation and substitution is 9y⁴-466 y² + 5481 = 0
How to get the resulting equation?
Given:
{x² + y² = 25
{x²/16 - y²/9 = 1
Zach isolated x² in the first equation, we have:
x² + y² = 25
x² = 25- y²
Zach then substituted the x² into the second equation:
x²/16 - y²/9 = 1 (put x² = 25- y²)
(25- y²)²/16 - y²/9 = 1 (Expand the bracket)
(625- 50y²+y⁴)/16 - y²/9 = 1 The LCM of 9 and 16 is 144
( 9(625- 50y²+y⁴) - 16 y² ) /144 = 1 Cross multiply
9(625- 50y²+y⁴) - 16 y² = 144
5625 - 450y² + 9y⁴-16 y² = 144
9y⁴-466 y² + 5625 = 144
9y⁴-466 y² + 5625-144 = 0
9y⁴-466 y² + 5481 = 0
Therefore, the resulting equation is 9y⁴-466 y² + 5481 = 0
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a waste bin is in the shape of a cylinder. the diameter of the base is 20cm and the height is 25cm . what is the volume of the waste bin.
If a waste bin is in the shape of a cylinder. the diameter of the base is 20cm and the height is 25cm. The volume of the waste bin is: 7,853.98 cm³.
How to find the volume?Using this formula to find the volume
Volume (v) = π (d/2)² h
Where:
d= diameter = 20 cm
h = height =25 cm
Let plug in the formula
Volume (v) = π × (20/2)² × 25
Volume (v) = π × 100 × 25
Volume (v) = 7,853.98 cm³
Therefore 7,853.98 cm³ is the volume.
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The top face of the latest music player measures 4.33 inches by 1.54 inches. Find the perimeter of the rectangular face.
Answer: 11.74
Step-by-step explanation:
4.33+4.33+1.54*1.54+11.74
A rectangle has two pairs of equal sides.
12 rotten tomatoes are usually found in every four boxes. How many
rotten tomatoes would likely be found in 14 boxes?
Answer:
42 rotten tomatoes would likely be found in 14 boxes.
Step-by-step explanation:
Since [tex]\frac{12}{4} = \frac{3}{1}[/tex] , there are 3 rotten tomatoes in every box.
[tex]\frac{3 * 14}{1 * 14} = \frac{42}{14}[/tex]
3 * 14 = 42, so 14 boxes contain 42 rotten tomatoes.
Lesbian Anna close cylinder have the same radius the height of the cylinder is four times the radius what is the ratio of the volume of the cylinder to the volume of the sphere
The ratio of the volume of the cylinder to the volume of the sphere = 3:1
Let take the volume of a closed cylinder as V1.
And take the volume of a closed sphere as V2.
And the radius of the cylinder = radius of the sphere = r
Height of the cylinder = h
If height of the cylinder is four times the radius of the cylinder which means h = 4r
Volume of the closed cylinder V1 = π × r^2 × h
if h = 4r
Then V1 = π × r × r × 4r
V1= 4π × r^3
Volume of the closed cylinder V1= 4π × r^3
Volume oh the sphere V2 = 4/3 × π × r^3
The ratio of the volume of the cylinder to the volume of the sphere
= V1 / V2 = V1 : V2
V1 : V2 = (4π × r^3) ÷ (4/3 × π × r^3)
V1 : V2 = 4 ÷ 4/3 = 4/1 × 3/4 = 3/1 = 3 : 1
The ratio of the volume of the cylinder to the volume of the sphere = 3:1
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add put your answer in lowest terms 1/7 + 1/2
6/14
2/9
9/14
7/9
Answer:
c) 9/14
Step-by-step explanation:
Given problem,
→ (1/7) + (1/2)
Let's solve the problem,
→ (1/7) + (1/2)
→ (2/14) + (7/14)
→ (2 + 7)/14
→ 9/14
Hence, answer is 9/14.
Solve for x and y . Special right triangle lesson
Answer:
hope this helps!!!
Find the coordinates of the y-intercept for the given equation y+3/7x
Answer:
The y-intercept would be zero, if the original equaion equaled zero.
Step-by-step explanation:
y + [tex]\frac{3}{7}[/tex]x = 0 ? Subtract [tex]\frac{3}{7}[/tex]x from both sides
y = [tex]\frac{-3}{7}[/tex] x + 0
HELP PLEASE!! ASAP!!
Answer:
f(x) = -3x+1
Step-by-step explanation:
every straight graph has an equation f(x) = m * x + b
when the graph goes up when you look at it from left to right, m is a positive number. when it goes down, then m is negative.
the value of m you can read when you go 1 to the right and then count how many you need to go up/down to meet the graph. in this picture, you need to go down 3.
So m = -3
b is how many you habe to go up (+) or down (-) from the center point 0
so in this case you see on the picture that the graph is hitting the y line on 1
so your equation is -3x + 1
A triangle has vertices at A(-2,3,) B(2,1) and C(1,0) after a transformation the image of the triangle has vertices at A(-2,-3) B(2,-5) and C(1,-6) identify the transformation
The transformation is applied to ΔABC to get the ΔA'B'C' is vertical translation of 6 units downwards.
The triangle has the vertices A(-2, 3), B(2, 1), and C(1, 0)
They are transformed such that:
A(-2, 3)→A'(-2,-3)
B(2, 1)→B'(2,-5)
A(-1, 0)→A'(-2,-6)
Now, if we pay close attention, we can notice that A's y-coordinate is 6 less than A's.
Similar to A, B and C have coordinates that are 6 units lower than the object's coordinates but with the same x-coordinate.
This demonstrates that the graph undergoes a vertical translation; the graph is translated 6 units lower since the new ordinates are 6 units smaller.
A transformation, or f: X→X', is a function that maps to itself. The transformation will result in the pre-image X becoming the image X'. Any operation, or a combination of operations, such as translation, rotation, reflection, and dilation, may be used in this transformation.
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The distance between two village is 8km a student walk from one village to the other he walk most of the way buy runs the last 480metres. What percent of the journey did he run?
A student ran 6% of the journey.
In this question, we have been given the distance between two village is 8km a student walk from one village to the other he walk most of the way buy runs the last 480metres.
We know that 1 km = 1000 meters
So, 8 km = 8000 meters
So, the percent of the journey he ran,
480/8000 * 100
= 6%
Therefore, A student ran 6% of the journey.
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If the trail that Joe jogs 3/5 miles long. Only 1/2 of the trail is paved. How much of the trail is not paved?
Find the total surface area of this triangular prism.
13 cm
15 cm
12 cm
20 cm
5 cm
9 cm
Answer:
1008cm^2
Step-by-step explanation:
Please see photo
A car dealership increased the price of a certain car by 6%. The original price was $33,600.
(a) Fill in the blank to write the new price in terms of the original price.
Write your answer as a decimal.
New Price = blank * Original Price
(b) Use your answer in part (a) to determine the new price.
The new price for the car when there's an increase of 6% is $35616.
How to calculate the new price?Given that the dealership increased the price of a certain car by 6% and the original price was $33,600.
The new price will be:
= Original price + Increase in price
= $33600 + (6% × $33600)
= $33600 + $2016
= $35616
The new price is $35616.
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The graph of a quadratic function with vertex (0, -2)
Write the range and domain using interval notation
Answer:
D: (neg infinity, pos infinity)
R: [-2, pos infinity)
Step-by-step explanation:
The table shows telephone charges for different companies. Which table shows a linear relationship between length of call and the cost
Answer: they both go up in cents by 5s. they may not be only five but five's. Therefore, they are adding by 5s and that is the linear relationship
Step-by-step explanation:
A veterinarian is investigating a new type of tick repellant to determine if it reduces the number of ticks on dogs compared to a current popular brand.
Part A: Which of the following design is most appropriate: observational study, experiment, census, or sample survey? Explain your reasoning. (3 points)
Part B: Explain how you would implement the design you selected in Part A. (4 points)
Part C: Explain one benefit your design would provide. (3 points)
The most appropriate design for the study would be the experiment. We must apply the new repellent to a group of 5 dogs and the popular repellent to another group of 5 dogs. This will allow us to establish if the new repellent is more effective.
Which of the research designs is the most appropriate?The most appropriate research design for this case is the experiment because it will allow us to check if our hypothesis is true.
How would you implement the design?The research design of experiment should be implemented as follows. First of all we must apply the new repellent to a group of 5 dogs and in parallel, we must apply the popular repellent to another 5 dogs. After a while we must examine them to check the effects of the repellent.
In this way we will know if the new repellent is more effective than the popular repellent. Additionally, we can establish how effective it is taking into account that we used a population of 5 dogs.
What benefit would your design provide?This design would benefit my research because it allows me to establish whether my hypothesis is true. Additionally, it allows me to establish how much more effective one repellent is than the other.
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Eleanor and Luke started on a trip to the mountains with their six-year old car. Their
odometer read 87,236.2 miles at the start of the trip and 87,626.2 miles at the end of the trip.
They used 14.5 gallons of gas on the trip. How many miles per gallon did they achieve with
their car?
They achieved 26.9 miles per gallon approximately with that car in this trip.
Given that the initial odometer reading is = 87236.2 miles
Final odometer reading after trip is = 87626.2 miles
So the distance of the total trip is = 87626.2-87236.2 = 390 miles
They used 14.5 gallons of gas on the tri[p.
So the mileage is = 390/14.5 = 26.9 miles per gallon approximately.
Their car achieved 26.9 miles per gallon approximately.
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Find a degree 3 polynomial with real coefficients having zeros 3 and 4 i and a lead coefficient of 1. Write P in expanded form. Be sure to write the full equation, including P ( x ) = .
Answer:
[tex]P(x)=x^3-3x^2+16x-48[/tex]
Step-by-step explanation:
Given information:
Polynomial function with real coefficients.Zeros: 3 and 4iLead coefficient of 1.For any complex number [tex]z=a+bi[/tex], the complex conjugate of the number is defined as [tex]z^*=a-bi[/tex].
If f(z) is a polynomial with real coefficients, and z₁ is a root of f(z)=0, then its complex conjugate z₁* is also a root of f(z)=0.
Therefore, if P(x) is a polynomial with real coefficients, and 4i is a root of f(x)=0, then its complex conjugate -4i is also a root of P(x)=0.
Therefore, the polynomial in factored form is:
[tex]P(x)=1(x-3)(x-4i)(x-(-4i))[/tex]
[tex]P(x)=(x-3)(x-4i)(x+4i)[/tex]
Expand the polynomial:
[tex]P(x)=(x-3)(x^2+4ix-4ix-16i^2)[/tex]
[tex]P(x)=(x-3)(x^2-16(-1))[/tex]
[tex]P(x)=(x-3)(x^2+16)[/tex]
[tex]P(x)=x^3+16x-3x^2-48[/tex]
[tex]P(x)=x^3-3x^2+16x-48[/tex]
Consider the equation and the following ordered pairs: (1,y) and (x,3).
6x+1.2y=−2.4
The value of the variable in the given ordered pairs: (1,y) and (x,3) are x = -1 and y = -7.
What is an equation?An equation is an expression that shows the relationship between two or more numbers and variables.
We have to find the values of the variable in the given ordered pairs: (1,y) and (x,3).
Equation is 6x + 1.2y = −2.4
For ordered pairs: (1,y)
6(1)+1.2y =-2.4
1.2y=-8.4
y=-7
For Pair (x,3)
6(x)+1.2(3) =-2.4
6x = -6
x=-1
Hence, the value of the variable in the given ordered pairs: (1,y) and (x,3) are x = -1 and y = -7.
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The Singapore Navy acquired 4 Swedish- build Sjoormen class submarine to beef up its defence capabilities in the late 1990s. The submarine is capable of attaining a top speed of 16 knots (nautical miles per hour) when submerged. Convert 16 knots to (a) km/h (b) m/s. (Take 1 nautical mile to be 1 853 m.)
The speeds when converted are 29.648 km/h and 8.24 m/s
How to convert the units of speed?From the question, we have the following parameters that can be used in our computation:
Speed = 16 knots
Also, from the question, we have
1 nautical mile to be 1853 m
This means that
Speed = 16 * 1853 m per hour
Convert meters to kilometers
So, we have
Speed = 16 * 1.853 km per hour
Evaluate the products
Speed = 29.648 km/h
Also, we have
Speed = 16 * 1853 m per hour
Convert hour to seconds
So, we have
Speed = 16 * 1853/3600 m/s
Evaluate
Speed = 8.24 m/s
Hence, the speed in m/s is 8.24 m/s
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write in slope-intercept form the equation of a line which passes through (4,1) with a slope of 1/2
The equation of the line which passes through (4, 1) in slope - intercept form is y = 1/2x - 1
How to find the equation of the line?The equation of a line takes the form:
y = Slope (x) + y - intercept
The slope is already given as 1 / 2 and we have a point on the line. This point can be substituted into the equation of a line to find the value of the y - intercept.
y = Slope (x) + y - intercept
1 = 1/2 (4) + y - intercept
y - intercept = 1 - 2
y - intercept = - 1
The equation of the line will then be:
y = 1/2x - 1
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1.
Find the values of the sine, cosine, and tangent for
It depends on how accurate you want to be, but two straight lines between 0° and 30° and 30° and 90° will not be too bad for Sine.
Thus for angles less than 30°
sinx≈x/60
and for angles greater than 30°
sinx≈(30+x)/120
For Cosine you use the identity
cosx=sin(90−x)
And for Tangent you use the identity
tanx=sinxcosx
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you are making purple paint in the ratio of 2 cups blue paint to 1/4 cups of red paint use the information in the table to complete the rest of the table
The table to show the number of cups for the colors will be:
Red cups Blue cups
1. 8
2. 16
3. 24
How to illustrate the information?Given that the person is making purple paint in the ratio of 2 cups blue paint to 1/4 cups of red paint.
Therefore, for every 1 cup of red paint, the number of blue paint will be:
= 2 ÷ 1/4
= 2 × 4
= 8 cups
Therefore, to get other values, you simply have to multiply by 8.
2 red paint will be:
= 2 × 8
= 16 blue cups.
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Help I know the answer just need to know that it is correct
what the question............
One of the legs of a right triangle measures 9 cm and the other leg measures 1 cm. Find the measure of the hypotenuse. If necessary, round to the nearest tenth.
Answer: 9.1
Step-by-step explanation:
1. Pythagorean Theorem
a^2+b^2=c^2
(9)^2+(1)^2=c^2
2. Solve
81+1=c^2
82=c^2
3. Solve for c
[tex]\sqrt{82}[/tex]=[tex]\sqrt{c}[/tex]
c=9.05
4. Round
c=9.1
8. Given that the total distance travelled is 1.4 km, and the
acceleration is 4 m/s² for the first T seconds, find:
a) the value of V
b) the value of T.
Step-by-step explanation:
Formula for distance travelled:
x= ut + 1/2at^2
x is 1.4km, convert this to m since acceleration is in m, = 1400m
u is initial velocity, in this case assume 0
a is acceleration, = 4m/s^2
t is unkown and what we want to find out
Substitute value into formula,
1400 = 0t + 1/2(4)t^2
1400 = 2t^2
t^2 = 1400/2
t^2 = 700
t = 26.458s
Formula for acceleration:
a = (v-u)/t
at= v-u
Substitute value,
4(26.458) = v - 0
v = 105.832 m/s
-7) El promedio de 3, 8, 9 y 12 es 8.
a) O Cierto
b)
Falso
Previous
El promedio de los números enteros 3, 8, 9 y 12 es igual a 8. (Opción correcta: Cierto)
¿Cómo determinar el promedio de un conjunto de datos?
En este problema tenemos un conjunto de cuatro números enteros positivos, del cual debemos comprobar si el promedio uniforme es igual a 8. El promedio uniforme es definido por la siguiente operación:
[tex]\bar {x} = \frac {1}{n} \cdot \sum \limits_{i = 1}^{n} x_{i}[/tex]
Donde:
[tex]\bar x[/tex] - Promedio uniforme del conjunto de datos.n - Cantidad de elementos del conjunto de datos. [tex]x_{i}[/tex] - Elemento i-ésimo del conjunto de datos.Si sabemos que n = 4, x₁ = 3, x₂ = 8, x₃ = 9 y x₄ = 12, entonces el promedio uniforme del conjunto de datos es:
[tex]\bar {x}[/tex] = (3 + 8 + 9 + 12) / 4
[tex]\bar x[/tex] = 8
El promedio del conjunto de datos, correspondiente a los números enteros positivos 3, 8, 9 y 12, es igual a 8.
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