leshayellis4583 leshayellis4583 02-06-2023 Mathematics contestada Problem 2. (15 points) Use the chain rule to find following (partial) derivatives. w = 2 cos(zy) - sin(72): z=1/t; g = t; := t³. du (a) Find 4 dt 82 (b) Find and 00 ²y-ay³ +2; a=r cos 0; y = r sin 0.
