Question

Implicit differentiation

Answer 1

xy + 8x + 8y = 8

a) Differentiate both sides with respect to x to complete the following
(_____)y'+y+____=0

b) Solve for y ' in terms of x and y.
y'=___

c) (c) Calculate dy/dx at the point (4,-2).

Answer 2

try the product rule on the first term, normal differentiation rules w.r.t. x for the rest of the terms of the given equation

Answer 3

that doesn't help me much.