11. [0/2 Points] DETAILS PREVIOUS ANSWERS SCALCET8 14.5.023. Use the Chain Rule to find the indicated partial derivatives. w = xy + yz + zx, x =r cos(0), y = r sin(@), z = re; aw aw when r = 2, 0 = = ar' aw ar ae Need Help? Read It Watch It Submit Answer 12. [-/3 Points] DETAILS SCALCET8 14.5.025. Use the Chain Rule to find the indicated partial derivatives. N=P+4, p=utvw, q=v+uw, r=w+uv; ptr an aN ON when U = 7, V = 8, W = 4 du av aw aN au ON av ON = aw Need Help? Read It Watch It 13. [-/2 Points] DETAILS SCALCET8 14.5.024. Use the Chain Rule to find the indicated partial derivatives. P = Vu2+2+w2, u=xey, v=ye, w=exy; ap ap when x = 0, y = 5 ax dy ap ax Op ay Need Help? Read It