MATH 1190 Lecture 11: Sect. 4.2 Maximum and Minimum Values, Critical Numbers

ey + 3x / y - 2x dA, where R is given in exercise 2.

6. Problem (43 Text) Evaluate df/dx and df/dy at point (n, 0): That is x =π and y =0 f(x, y) = ey sin(x)

of of uppose that and v(x, + 3xy - =-5 an lu g g(x, y) =f(w(x, y).xx, y)). Then- (a)-43 (b)-53 (c) -55 (d)-48 (e)-50 (1, 1) is ox