4) Given: z = f(x,y) = 3x2 + 5y3 + e2y - 6x3y find each: a) Zx = b) Zxy = c) Zy (2,0) = 5) Find the area bounded by f(x) = x2 - 4 and g(x) = 3x. Shade the area you are finding. Set up the integral and use the calculator to evaluate