Question

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Answer 1

9514 1404 393

Answer:

C v = √(2KE/m)

Explanation:

Solve for v.

`KE=(1)/(2)mv^2\qquad\text{given}\\\\(2KE)/(m)=v^2\qquad\text{multiply by $(2)/(m)$}\\\\\boxed{v=\sqrt{(2KE)/(m)}}\qquad\text{take the square root}`