Nerd-A-Pult #2 using Unit Vectors (9:32)
Solving an intermediate projectile motion problem using unit vectors. Also culling information from the quadratic formula.
This is an AP Physics C: Mechanics topic.
0:00 The example
1:17 Knowns in terms of unit vectors
2:33 Using the r position vector
3:42 Using the quadratic formula
7:19 What we know from the quadratic formula