jayybubba jayybubba

09-05-2021
Mathematics

contestada

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

Respuesta :

clarch19 clarch19

09-05-2021

Answer:

u ≈ 11

Step-by-step explanation:

10² = u² - 2(5)(2)

100 = u² - 20

120 = u²

u = [tex]\sqrt{120}[/tex]

u = [tex]\sqrt{4}[/tex][tex]\sqrt{30}[/tex] = 2[tex]\sqrt{30}[/tex] which is 10.95

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