If i have a kinematic equation vf^2=vi^2-2*a(xf-xi), how can i solve for xi step by step

Prompta snowboarder stands at the top of a hill and decides to see if he can increase his speed on his next trip down the slope.describe one thing the snowboarder could do to incrlase his speed on the slope. explain why this would cause his speed toincrease relate one of newton's laws to this problem.

What is relative velocity? in which condition is relative velocity known by adding the velocity of the first body and that of the second body

How to calculate voltage drop in a series circuit