+10 points
For a moving object, the force acting on the object varies directly with the object's acceleration. When a force of 8 N acts on a certain object, the acceleration of
the object is 4 m's?. If the force is changed to 18 N, what will be the acceleration of the object?

Answers

Answer 1

Answer:

[tex]9\ m/s^2[/tex]

Step-by-step explanation:

For a moving object, the force acting on the object varies directly with the object's acceleration.

F ∝ a

or

[tex]\dfrac{F_1}{a_1}=\dfrac{F_1}{a_2}[/tex]

Put F₁ = 8 N, a₁ = 4 m/s², F₂ = 18 N and a₂ = ?

Put all the values,

[tex]\dfrac{8}{4}=\dfrac{18}{a_2}\\\\2=\dfrac{18}{a_2}\\\\a_2=9\ m/s^2[/tex]

So, the new acceleration is [tex]9\ m/s^2[/tex].


Related Questions

Which expression is undefined?

Answers

Answer:

B is undefined, the rest are equal to zero

Step-by-step explanation:


7 - 3x = -x + 1
Can anyone help

Answers

Answer:

Answer:

x=3

Step-by-step explanation:

7−3x=−x+1

Step 1: Simplify both sides of the equation.

7−3x=−x+1

7+−3x=−x+1

−3x+7=−x+1

Step 2: Add x to both sides.

−3x+7+x=−x+1+x

−2x+7=1

Step 3: Subtract 7 from both sides.

−2x+7−7=1−7

−2x=−6

Step 4: Divide both sides by -2.

−2x

−2

=

−6

−2

x=3

A group of seven friends went out for dinner together and they each paid the same amount for their meal. Their total bill was $68.95 what was the cost of one meal
Please answer I really need it <3

Answers

Answer:

9.85

Step-by-step explanation:

$68.95 Divided by seven friends = 9.85

You're Welcome :D

Identify as a ratio, rate or unit rate: 5 apps for $9.99

Answers

each are 2$ so 2/10 each or 1/5 i belive?

Which sentence represents the following inequality?
9(x+3) < 6x – 12
A. Nine times the sum of a number and three is less
than six times the same number decreased by
twelve.
B. The product of nine and a number increased by
three is less than the product of six and the same
number decreased by twelve.
C. Nine multiplied by the sum of a number and
three is greater than the product of six and the

Answers

Answer:

A is correct

Step-by-step explanation:

Given

9(x+3) < 6x – 12

Answer choices:

A. Nine times the sum of a number and three is less  than six times the same number decreased by  twelve.

9(x + 3) < 6x - 12Correct

B. The product of nine and a number increased by three is less than the product of six and the same  number decreased by twelve.

9x + 3 < 6x - 12 Wrong

C. Nine multiplied by the sum of a number and three is greater than the product of six and the ...

9(x + 3) > 6x ...The last choice is incomplete but is wrong anyway by saying "greater"

3a + 2b = 9 and 8x + 6y = 60

Answers

the question is wrong as it should be either both A's and B's or X and y

The image of polygon MNOP after a similarity transformation is polygon WXYZ Each side of MNOP is 2 times as long as the corresponding side of WXYZ. What is the scale factor of theletation in the similarly transformation
A. 4
B. 0.5
C. 2
D. 0.25​

Answers

Answer:

4

Step-by-step explanation:

i need to know the scale factor of the first image in order to figure out the scale factor for the second one

Answer:

0.5

Step-by-step explanation:

PLATO

Circle C has radius 5 and center C(6,-2). What is the equation of circle C ?

Answers

The equation of the circle C is [tex](x-6)^{2}+(y+2)^{2} =25[/tex]

Equation of a circle

The equation of a circle is [tex](x-h)^{2}+(y-k)^{2} =r^{2}[/tex] where r is the radius and (h,k) is the center of a circle.

How to find the equation of a circle for the given condition?

The radius of a circle is 5.

Also, the center of a circle is (h,k) = (6,-2)

So, the equation of a circle is [tex](x-6)^{2}+(y-(-2))^{2} =5^{2}[/tex]

Simplify further the above equation.

[tex](x-6)^{2}+(y+2)^{2} =25[/tex]

Thus, the equation of the circle C is [tex](x-6)^{2}+(y+2)^{2} =25[/tex]

Hence, option (D) is correct.

Learn more about the equation of a circle here-

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please help me find the area

Answers

Answer/Explain:

Okay to find the area you need to do base x length so in this case 11ft x 6ft. So 11 x 6 = 66 and there is your answer! I hope this helped

Shelby ordered a set of orange and blue pins. She received 92 pins, and 25% of them were orange. How many orange pins did Shelby receive

Answers

Answer:

23 orange pins did Shelby receive.

Step-by-step explanation:

25% = 0.25

92 × 0.25 = 23

Solve for n.

6 = 2n − 2

n =

Answers

4 !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
The answer will be n=4

lydia wants to purchase guitar lessons she sees a sign that gives the price is 47 guitar lessons and 11 guitar lessons write a linear equation to find the total cost c for d lessons

Answers

Answer:

c = 58x

Step-by-step explanation:

A linear equation is an equation in the form of f(x) = mx + c. Where m is the slope and c is the intercept.

Let the price of one guitar lessons be x, then 47guitars will be 47x and 11 guitar lessons will be 11x. All together will be 47x + 11x = 58x.

Thus, the total cost, c, is

c = 58x

*
1. Place the following numbers in order from least to greatest.

-0.75 – 4/5, -16, -8%

Answers

Answer: The numbers in order from least to greatest is as follows:

-4/5

-0.75

-16

-8%

Hint: To better help you understand... -4/5 would be the least and -8% would be the greatest.

Solve. Show steps. Write the solution set using set-builder notation.
-2<=1-3x<=2
(<= means greater or equal to)

Answers

Answer:

< is greater sign and = is equal to sign

Simplify the expression.

Answers

Answer:

-2.5

Step-by-step explanation:

-0.25x-6-5.5x-8.4=0

-5.75x-14.4=0

-5.75x=14.4

x= -2.5

Name the remote interior angles for each exterior angle

How are exterior angles 6 and 8 related?
I WILL MARK THE BRAINIEST

Answers

Answer:

b. 2,3,&7

c. they are vertically opposite angles

hope this helps

Okay so I have no clue what to do on these problems lol. Can someone help explain it please? Thank you

Answers

Answer:

you use the Pythagorean theorem (a^2 +b^2 = c^2)

a^2 +17^2 = 19^2

a^2 + 289 = 361

a^2 = 72

a = (square root)72

5^2 + 13^2 = c^2

25 + 169 = c^2

194 = c^2

c= (square root)194

a^2 + 10^2 = 20^2

a^2 + 100 = 400

a^2 = 300

a = (square root) 300

5^2 + 14^2 = c^2

25 + 196 = c^2

221 = c^2

c= (square root) 221

Step-by-step explanation:

it says to leave it as it's simplest radical form, i can't put a square root on the screen, but put the number inside the radical and leave it like that.

I hope this helps :)

write an equation in point slope form of the line that passes through the point (3, -1) and has a slope of -2

Answers

Answer:

m= -2

X1=3 Y1= -1

Y-Y1=m(X-X1)

Y-(-1)= -2(X-3)

Y+1= -2X+6

Y=-2X+6-1

Y=2X=5

Mrs. Clearwater paid $38.64 to fill up 12 gallons of gasoline in her car. What is the price for 1 gallon of gasoline?

Answers

Answer: $3.22

Step-by-step explanation:

We will start by doing 38.64 divided by 12

Then we will get the answer 3.22.

$3.22 is the answer.

Well, to solve this answer, we will divide $38.64 by 12 gallons.
= $3.22/gallon.
Also, I just want to say happy new year to you and have a fantastic rest of your day!
Also, can you please mark my answer as the brainliest answer?
Thanks.

The value of a car decreases by 20% per year Mr sing purchases a $22,000 automobile what is the value of that car at the end of the second year?

Answers

8,900. 20% of 22,000 is 2,400 so multiple that by two and you get 8,900 then y’all subtract 8,900 by the 22,000 and get 13,100

after graduating from college Carlos received two different job offers both pay starting salary of 62,000 per year but one job promises a 3720 raise per year while the other guaranteed to 5% raise each year complete the tables below to determine what salary will be after t years round your answers to the nearest dollar salary with 3720 t years 1 5 10 15 20 salary with 5% raise t years 1 5 10 15 20

Answers

Answer:

what the funk

make it shorter or something

Step-by-step explanation:

A sequence is defined by the term-to-term rule
Un+1 = u. + 3
Given that u, = 1,
a) find u,
b) find uz
c) find us

Answers

Answer:

see solution below

Step-by-step explanation:

Correct question

A sequence is defined by the term-to-term rule

Un+1 = u. + 3

Given that u1 = 1,

a) find u2

b) find u3

c) find u5

a) Given the recursive formula;

Un+1 = un + 3

When n = 1;

U1+1 = U1 + 3

U2 = U1 + 3

U2 = 1 + 3

U2 = 4

b) U3 = U2 + 3

U3 = 4 + 3

U3 =7

c) U4 = U3 + 3

U4 = 7+3

U4 = 10

U5 = U4 + 3

U5 = 10 + 3

U5 = 13

Note that the question was assumed. The same calculation can be employed for nay other term

One of the angles of a triangle is 8 deg more than 5 times another angle. If the third angle is 4 deg larger than the difference of the first two angles, find the angles.

Answers

Answer:

[tex]16^\circ, 88^\circ, 76^\circ[/tex]

Step-by-step explanation:

Given a triangle.

One of the angles is [tex]8^\circ[/tex] more than 5 times of one angle.

Third angle is [tex]4^\circ[/tex] more than the difference of two angles.

To find:

The angles.

Solution:

Let the first angle = [tex]x^\circ[/tex]

As per question statement, second angle = 5[tex]x^\circ[/tex] + [tex]8^\circ[/tex]

And third angle = 5[tex]x^\circ[/tex] + [tex]8^\circ[/tex] - [tex]x^\circ[/tex] + [tex]4^\circ[/tex] = [tex](4x+12)^\circ[/tex]

Using triangle sum property that the sum of all the internal angles of a triangle is always equal to [tex]180^\circ[/tex].

[tex]x+5x+8+4x+12 = 180\\\Rightarrow 10x+20=180\\\Rightarrow 10x = 160\\\Rightarrow x = 16[/tex]

Therefore, the first angle = [tex]x^\circ = 16^\circ[/tex]

The second angle = [tex]5x+8 = 5 \times 16 + 8 = 80+8 = 88^\circ[/tex]

The third angle = [tex]4x+12 = 4\times 16 + 12 = 76^\circ[/tex]

Therefore, the angles are [tex]16^\circ, 88^\circ, 76^\circ[/tex].

(a) Type an equation and (b) solve. Type the answers in the spaces provided. In the basketball championship game, the Falcons had three fewer than twice as many Bears players. If the Falcons had 11 players, how many players were on the Bears? (Use b as the variable.) (a) (b) Bears:

Answers

Answer:

There were 7 players on the Bears

Step-by-step explanation:

Given

[tex]a = falcons[/tex]

[tex]b = bears[/tex]

We have that:

[tex]a = 11[/tex]

and also:

[tex]a = 2b - 3[/tex] --- 3 fewer than twice a

Required

Solve for b

Substitute 11 for a in [tex]a = 2b - 3[/tex]

[tex]11 = 2b - 3[/tex]

Add 3 to both sides

[tex]3+11 = 2b - 3+3[/tex]

[tex]3+11 = 2b[/tex]

[tex]14 = 2b[/tex]

Divide both sides by 2

[tex]\frac{14}{2} = \frac{2b}{2}[/tex]

[tex]7 = b[/tex]

[tex]b = 7[/tex]

Hence, there were 7 players on the Bears

What two patterns is in the table show

Answers

Answer:

X= 25, the second one is 22, the third one is 19

y=20, the second one is 17, the thirst one is 12

The terms in patten y is 5 less than the terms in pattern x

Step-by-step explanation:

Sara can type 80 words in 4 minutes. About how many words would you expect her to type in 12 minutes at this rate?

Answers

Answer:

240

Step-by-step explanation: 80 words in 4 minutes = 160 words in 8 minutes, 160 +80 = 240

Answer:

she can type 240 words i think

4.3=12

80.3=240

Alise separated her pictures into 3 piles. Each pile contained 9 pictures. How many pictures did she have in all? Write and solve an equation to represent the problem. State the answer to the problem.

Answers

p= photos per pile
t= total pictures

3p=t
3(9) = 27
t=27 pictures

Answer:

3x9=27

Step-by-step explanation:

There are 27 pictures in all

Select the correct answer.
Graph the following system of inequalities.
y>1/3x-2
y <-4x-2

Answers

Graph-X represents the given set of inequalities.

What is inequality?

"An inequality is a relation which makes a non-equal comparison between two numbers or other mathematical expressions."

Given two inequalities are:

1. y > (1/3)x - 2

If we compare it with the slope-intercept form of a line, then:

Slope = 1/3, y-intercept = - 2

Therefore, the line cuts the y-axis at x = - 2.

Here, the greater than sign indicates that the graph would be shaded down.

2. y < - 4x - 2

If we compare it with the slope-intercept form of a line, then:

Slope = - 4, y-intercept = - 2

Therefore, the line cuts the y-axis at x = - 2.

Here, the less than sign indicates that the graph would be shaded up.

Therefore, Graph-X represents the given set of inequalities.

Learn more about the inequality here: https://brainly.com/question/11116384

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(64/25)^-3/2 x (64)^1/3​

Answers

Answer:

500/512 or about 0.977

Step-by-step explanation:

flip first fraction cause negative exponent: (25/64)^3/2*64^1/3

simplify: (125/512)*4

125*4=500 so 500/512

Will mark brainliest
The office worker can stamp 25 letters per minute.


At that rate, how many letters can the worker stamp in 5 minutes?




5 letters

20 letters

100 letters

125 letters

Answers

Answer:

125 letters

Step-by-step explanation:

Hope this helps!

125 letters Hope this helps
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