95.9k views
5 votes
Someone please help, step by step i'm so lost :(

Someone please help, step by step i'm so lost :(-example-1

1 Answer

5 votes
d = 1/2 * a * t^2 - Given
2d = a * t^2 - Multiply each side by 2
2d/a = t^2 - divide each side by a
t = square root (2d/a) - take the square root of each side

t = \sqrt{ (2d)/(a)}
User Mark Herscher
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