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## Homework Statement

Excellant human jumpers can leap strait up to a height of 130cm off the ground. To reach this height, with what speed would a person need to leave the ground?## Homework Equations

I would just like to know what equation I would need to solve this,

## The Attempt at a Solution

xf = xi +(vx) (delta)t + 1/2ax(deltat)^2