Question

Given v^2 = u^2 − 2as. Solve for u, when v = 10, a = 5 and s = 2.

Answer 1

Answer:

u ≈ 11

Step-by-step explanation:

10² = u² - 2(5)(2)

100 = u² - 20

120 = u²

u = $\sqrt{120}$

u = $\sqrt{4}$$\sqrt{30}$ = 2$\sqrt{30}$ which is 10.95