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fredd [130]
3 years ago
9

If a toy car has a kinetic energy of 2.0 J what is its velocity

Mathematics
2 answers:
Zepler [3.9K]3 years ago
6 0

Answer:

You  need the mass

Velocity= the square root of (Kinetic energy divided by 1/2 the mass)

Step-by-step explanation:

My name is Ann [436]3 years ago
3 0

Answer:

you need to find the weight

Step-by-step explanation:

the reason why is because then you could divide your newtons by the mass

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Describe the graph of the function f(x) = x3 − 11x2 + 36x − 36. Include the y-intercept, x-intercepts, and the shape of the grap
kap26 [50]
1) y-intercept => x = 0, => y = f(0) = 0 - 0 + 0 - 36 = -36

2) x-intercept => y = 0 => factor the function (start by dividing by x -2)

f(x) = (x-2)(x-3)(x-6) =0 => x =2, x = 3, x = 6 (these are the x-intercepts)

3) critical points:

between x = 2 and x = 3, there is a local maximum

between x =3 and x = 6 there is a local minimum

3) Shape.

The function comes growing from - infinity.

In the third quadrant the function is negative (it does not pass throuhg the second quadrant)

It enters to the fourth quadrant intercepting the y-axis at y = -36. It continues growing and intercepts the x-axis at x = 2.

 It continues increasing until a maximum local positive value, starts to decrease, intercepts the x-axis at x = 3, continues decreasing, becomes negative, gets a local minimum in the fourth quadrant, starts to increase, intercepts the x-axis at x = 6, becomes positive, and continues growing.
3 0
3 years ago
In finding the solution of the equation 5 - 3x = 2x + 9, 3x is added to both sides of the equation first. Which of the following
KIM [24]

Answer:

C should be next

Step-by-step explanation:

Ok after you add 3x to both side you should get this:

5=5x+9

It makes since o subtract 9 from both sides at least for me.

Hope this helps :D

5 0
3 years ago
Read 2 more answers
Meeta buys a ticket for the movie and a popcorn, which costs $6. She spends $16.50 in all. How much was the movie ticket?
Sav [38]

Answer:

10.50

Step-by-step explanation:

16.50-6

6 0
3 years ago
May someone assist me?
raketka [301]

Answer:

<h2><u><em>15 is the answer.</em></u></h2>

Step-by-step explanation:

The side lengths are equal - supposedly

30                          25

?                              ?

25 + ? = 45

-25        - 25

? = 20

45 - 30 = 15

The question mark should be equal to 15.

Hope this helps,

Kavitha

3 0
3 years ago
The area of a triangle is found using the following formula:
Serjik [45]

Answer:

12

Step-by-step explanation:

a=bh x 1/2

If you plug in 3=b and 8=h it is now

a= 3 x 8 x 1/2

3x8 is 24 times 1/2 is 12

Hope this helps :)

5 0
3 years ago
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