Can someone please help me?

Can Someone Please Help Me?

Answers

Answer 1

Answer:

x ≈ 30.1°

Step-by-step explanation:

Using the cosine ratio in the right triangle

cos x = [tex]\frac{adjacent}{hypotenuse}[/tex] = [tex]\frac{HJ}{GJ}[/tex] = [tex]\frac{45}{52}[/tex] , then

x = [tex]cos^{-1}[/tex] ( [tex]\frac{45}{52}[/tex] ) ≈ 30.1° ( to the nearest tenth )

Answer 2

Answer:

We are going to use Cosine [tex]\frac{adjacent}{Hypotenuse}[/tex]

[tex]\frac{45}{52}[/tex]

Now, we use the inverse of cosine

[tex]cos^{-1} (45/52) = 30.1[/tex]  (rounded to the nearest tenth of a degree)

your answer is x = 30.1 degrees.

Step-by-step explanation:


Related Questions

QUICK QUESTION: What is the answer?

Answers

Answer:

2 AIF3... synthesis

Step-by-step explanation:

WELLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLL

Miss lin bought 40 berry,strawberry,chocolate cookies.The ratio of number of berry cookie,strawberry cookie, chocolate cookie was 7;5;8.find the number of chocolate cookies.

Answers

Answer:

20 chocolate cookies

Step-by-step explanation:

7 +5 + 8 + x = 40

7+5+8= 20 cookies non chocolate

subtract 20 from both sides

40-20= 20 chocolate cookies

What is 40% of 60? someone help pleaseee

Answers

Answer:

it is use a calculator and type 60 divided by .4

Answer:

24% or just 24

Step-by-step explanation:

if wrong pls forgive me

hope it helps

mark me brainliest

Can you help work question number 4 please?

Answers

Angle C is 76 degrees
Angle D is 52 degrees

Step-by-step explanation:

if 2 sides are equal which means it is an Isosceles triangle

so,

52 + 52 + c = 180

104 + c = 180

c = 180 - 104

c = 76°

d = 52°

hope this answer helps you dear! take care and may u have a great day!

Which one is the larger average rate, -3.142 or -0.5?

Answers

Answer:

The answer to this question is -3.142

-3.142 is the larger average rate

what property does have to make it more suitable for water pipes than metal pipes?​

Answers

Answer:

Copper

Explanation:

Copper would be beacuse it's non-toxic, it's antimicrobial, it's rustproof, and it is affordable.

Which diagram shows only the first step of constructing the line perpendicular to
segment AB through point P?

Answers

Perpendicular lines are lines that meet at 90 degrees.

Diagram (D) shows the first step of constructing the perpendicular line.

To draw a perpendicular line, the first step is to draw two points equidistant to the point at which the perpendicular line will pass.

Assume that the point is P.

The following points represent the position of the two points

                                .   P   .

The diagram that shows this representation is (d)

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Water flows into the tank at a rate of 3 litres per minute.
If the tank fills completely in 450 seconds , What is the capacity of the tank in ml?

Answers

rate = 3l/minute÷60 = 0.05l/s

t = 450s

capacity = ?

rate = c/t

c = rate*t

c = 0.05*450

c = 22.5litres.

c = 22500ml

A recipe for lemonade calls for 2 1/2 quarts of water. How many cups of water should you use for the recipe?

Answers

Answer:

10 cups

Step-by-step explanation:

1 quart=4 cups

How many groups of 3/8 can fit into 3/4. Notice it is not asking how many 1/8 you can fit

Answers

Answer:

2

Step-by-step explanation:

You can fit two groups of 3/8. 3/4 is equivalent to 6/8. 3/8 goes into 6/8 two times therefore the answer is two groups of 3/8.

There are 40% more black balls than white balls in a bag.
Work out the ratio of black balls to white balls.
Give your answer in its simplest form.

Answers

Answer:

there are 40% black ball a

white ball we don't know

so, we let = x

40\100 × x

now we cutting

ans is 10x

what is 2.04 + 0.07 as a answer

Answers

Answer:

2.11

2.04+0.07=2.11

Answer:

2.11

Step-by-step explanation:

2.04 + 0.07

2.11

Solved using: Math

Expand and simplify 2(3x - 4) - 2(x - 5)

Answers

Answer:

(6x-8)-(-2x-10)

4x-18

Solve the proportion using the multiplication property of equality.
E 100
OL
m =
(Type an integer or a decimal.)

Answers

m= 8x9/5= 72/5=14.4

which asymptotes are determined by looking at the denominator

Answers

9514 1404 393

Answer:

  vertical

Step-by-step explanation:

A rational function often tends to infinity when its denominator tends to zero. Thus the zeros of the denominator correspond to vertical asymptotes.

Violet bought snacks for her team's practice. She bought a bag of popcorn for $3.29 and a 15-pack of juice bottles. The total cost before tax was $27.14. Write and solve an equation which can be used to determine j, how much each bottle of juice costs.

How do you write an equation for this?

Answers

Answer:

popcorn 3.29$

popcorn + 15 pack juice = 27.14$

Step-by-step explanation:

15 pack juice= 27.14-3.29

15 pack juice=23.85

pack of juice=23.85/15

pack of juice=1.59$

The equation that shows the cost of each bottle of juice is 15j + 3.29 = 27.14 and the cost of each juice is $1.59

What is an equation?

An equation is an expression that shows the relationship between two or more numbers and variables.

Let j represent the cost of each bottle of juice. The total cost before tax was $27.14, hence:

15j + 3.29 = 27.14

j = 1.59

The equation that shows the cost of each bottle of juice is 15j + 3.29 = 27.14 and the cost of each juice is $1.59

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y = f(x) has the derivative f'(x) = (x + 1)²(x + 3)(x² + 2mx + 5) with ∀x∈i.
find m so that g(x) = f(|x|) has exactly 1 extreme point

Answers

9514 1404 393

Answer:

  m ≥ -√5

Step-by-step explanation:

If g(x) = f(|x|) for x∈i, then g(x) = f(x) for x∈ℝ: x ≥ 0.

f'(x) is 5th-degree, so f(x) is 6th-degree, meaning it is generally U-shaped. Since we're only concerned with x ≥ 0, we want to make sure f'(x) has no real zeros of odd multiplicity such that x > 0. The given factors of f'(x) make it have real zeros at x = -3 and x = -1.

For the last factor, (x² +2mx +5) to have no positive real zeros of odd multiplicity, we must have m ≥ 0 or the discriminant ≤ 0. The discriminant is ...

  d = b² -4ac = (2m)² -4(1)(5) = 4m² -20 . . . . . discriminant of the last factor

  d ≤ 0 . . . . . . . . . . the condition for no real zeros

  4m² -20 ≤ 0

  m² -5 ≤ 0 . . . . . . divide by 4

  m² ≤ 5 . . . . . . . . .add 5

  |m| ≤ √5 . . . . . . . take the square root

This tells us there will be a positive real zero of multiplicity 2 in f'(x) when m = -√5, and there will be no positive real zeros for -√5 < m < 0

There will be no odd-multiplicity positive real zeros in the derivative function f'(x) as long as m ≥ -√5. This means the slope of f(x) is non-negative for x ≥ 0, hence f(|x|) has its only minimum at x=0.

_____

Additional comment

The multiplicity of the zeros of f'(x) is important because the derivative will only change sign where the multiplicity is odd. When the discriminant of (x²+2mx+5) is zero, the associated positive real zero will have multiplicity 2, hence f'(x) will not change sign there.

Please help answer a-d

Answers

Answer:

a) 4 to the 14th power

b) 12 to the 9th power

c) 5 to the 7th power

d) 7 to the 3rd power

Step-by-step explanation:

a) [tex]4^{6}[/tex] · [tex]4^{8}[/tex] equals 4 to the 14th power.

Using the Product Rule of Exponents:

[tex]a^{m} a^{n} = a^{m+n}[/tex]

You could add the exponents since they have the same base.  

b) [tex]12^{6}[/tex] · [tex]12^{3}[/tex]  equals 12 to the 9th power.

Same Product Rule applies as we did in problem a).

c) [tex]\frac{5^{10} }{5^{3} }[/tex]  equals 5 to the 7th power.

Using the Quotient Rule of Exponents:

[tex]\frac{a^{m} }{a^{n} } = a^{m - n}[/tex]

You'll have to subtract the exponents since they have the same base.

[tex]\frac{5^{10} }{5^{3} } = 5^{10 - 3} = 5^{7}[/tex]

d) [tex]\frac{7^{6} }{7^{3} }[/tex]  equals 7 to the 3rd power.

Same Quotient Rule applies as we did in problem c).

[tex]\frac{7^{6} }{7^{3} } = 7^{6 - 3} = 7^{3}[/tex]


Two rectangular flower beds are set next to each other as shown:
Flowerbed A has length x feet and width that is two feet more then five times it’s length
Write an expression for the area of Flowerbed A:
Expand this expression

Answers

Answer:

area = l x 5l + 2

Step-by-step explanation:

area equals length times 5 times the length plus two

The expression for the area will be equal to x(5x + 2).

What is an expression?

The mathematical expression combines numerical variables and operations denoted by addition, subtraction, multiplication, and division signs.

Mathematical symbols can be used to represent numbers (constants), variables, operations, functions, brackets, punctuation, and grouping. They can also denote the logical syntax's operation order and other properties.

Given that Flowerbed A has length x feet and width that is two feet more than five times its length

Lenght = x

width = 5x + 2

Area =  L x W

Area = x ( 5x + 2 )

Area = 5x² + 2x

Therefore, the expression for the area will be equal to x(5x + 2).

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Charlotte bought 25 cookies to share with her class, and 5 of them are oatmeal raisin. What percent of the cookies are oatmeal raisin?

Answers

Answer:

20%

Step-by-step explanation:

25 divided by 5 = 5

Convert to decimal

0.20

Convert to percentage

20%

Answer:

20%

Step-by-step explanation:

25 divided by 5=5

convert to decimal

0.20

convert to percentage

20%

FRACTIONAL INDICIES - PLEASE HELP

Answers

Answer:

1) 2/5

b) 5/2

2) C

3) 1/3

4) X = - 3/2

5) middle right left

Please please help please please help me please please help please please help me please please help please please AND SHOW YOUR STEPS PLEASE HELP ME PLEASE PLEASE

Answers

Answer:

Step-by-step explanation:

a)  Sum = - 6

Product = - 16

Factors = (-8) ; (2   {-8 + 2 = -6  ; (-8) * 2 = -16}

y = x² - 6x - 16

     = x²  + 2x - 8x - 16

     = x(x + 2) - 8(x + 2)

    = (x +2)(x -8)

b) y = 0

(x +2 )(x -8) = 0

x + 2 = 0  ;   x -  8 = 0

x = -2       ;  x = 8

(-2) ; 8 are the zeros.

One of Teddy's jobs at home is to pump gas for his family's sedan and truck. When he fills up the sedan with 12 gallons of gas, he notices that it costs him $50.28. How much does one gallon of gas cost? This is also called the unit rate. Explain how you found your answer.​

Answers

Answer:

4.19$

Step-by-step explanation:

If 12 gallons cost 50.28$

then 1 gallon would be (50.28/12)$

which equals to 4.19$

The Teddy's jobs at home is to pump gas for his family's sedan and truck the cost of gas of one gallon is:

=> The unit rate is:

=> $4.19 per gallon

We have the following information available from the question is:

One of Teddy's jobs at home is to pump gas for his family's sedan and truck.

When he fills up the sedan with 12 gallons of gas, he notices that it costs him $50.28.

Now, According to the question:

The cost of gas of one gallon is:

=> The unit rate is:

50.28/12

=> $4.19 per gallon

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Please help :)
40 percent of the leaves are still green. If there are 12,000 total leaves, how many are no longer green?

Answers

Answer:

4,800

Step-by-step explanation:

40% of 12000 = 4800

Five students are running for Junior class president. They draw straws to see who will go first, second, etc. In how many different orders could they give their speeches?​

Answers

Answer:  120

===================================================

Explanation:

There are 5 choices for the first selection, 4 choices for the second, etc etc until we reach 1 for the last selection. We have the countdown {5,4,3,2,1}. We'll multiply those values together to get our answer.

5*4*3*2*1 = 120

This operation of starting with some integer, counting down and multiplying along the way, is done so very often that it's given a name which is "factorial". The shorthand notation is to use an exclamation mark. So we'd say 5! = 120

Someone help me with this I will make you brain

Answers

The third table would be your answer.

I know this because I turned both equations shown into graph form, this allowed me to see what the x-values of 1, 2, and 3 would have for y-values. My graph of both equations is shown in the picture below. (Green is f(x) = x + 4 and purple is g(x) = -2f(x))

Math need help I’m tired

Answers

i'm thinking infinitely.

i'm not 100% sure maybe someone else may correct me .

Find the original price given the total amount and tax rate.

Total price: $128,500

Tax rate: 5.5%

Answers

199175$ 128,500 x 0.55 = 70,675. 128,500+70,675= 199,175

given -3nsquared -n +14
find the first four terms of the sequence

Answers

Answer:

-3,n²,-n,14

Step-by-step explanation:

If you like my answer than please mark me brainliest thanks

SOMEONE PLZZZ HELPPPP

Answers

Answer:

m:3/2 b:0 or 1

Step-by-step explanation:

I believe its asking what the m and b is in this formula: mx+b

so 3/2 and 0 or 1?

Answer:

in Y = mX + b

in relation to Y = -3/2X + 0

m = -3/2

b = 0.

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