3 years ago

I need more brainliest I will answer your questions if need. 25 points

2 answers:

5 0

Answer:

Why is the energy that results from a roller coaster's position at the top of a hill referred to as potential energy?

Step-by-step explanation:

Vikki [24]3 years ago

3 0

Answer

if x=3 find y

y- x^3+x^2+9

Step-by-step explanation:

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Sonja [21]

Answer: a = $\frac{u+2}{2}$

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