Let W(s, t) = F(u(s, t), v(s, t)), where F, u, and v are

Last updated: 7/10/2022

Let W(s, t) = F(u(s, t), v(s, t)), where F, u, and v are differentiable, and the following applies. u(-6, 7) = 6 us(-6, 7) = -9 ut(-6, 7) = 0 Fu(6, 4) = 5 v(-6, 7) = 4 Vs(-6, 7) = -4 Vt(-6, 7) = 1 Fv(6, 4) = -2 Find Ws(-6, 7) and We(-6, 7). Ws(-6, 7) = W+(-6, 7) = X