Question

I need help im timed plz help

Answer 1

$a=\dfrac{2d}{t^2}$

Find t as a function of d when a=5.

$t^2 = \dfrac{2d}{a}$

$t = \sqrt{\dfrac{2d}{a}}$

Substituting a=5,

$t = \sqrt{\dfrac{2d}{5}}$

Choice D