Let z=f(x,y) = x² + y³. a) Use differentials to estimate Az for x = 4, y = 2, Ax=0.01, and Ay=0.03. b) Find Az by evalua
Posted: Mon Jul 11, 2022 11:00 am
Let z=f(x,y) = x² + y³. a) Use differentials to estimate Az for x = 4, y = 2, Ax=0.01, and Ay=0.03. b) Find Az by evaluating f(x + Ax,y + Ay)-f(x,y).