Implicit differentiation

[jbay219]

I really need help with these three problems....any help would be great!
(1) 5x^2y + xy^2= 9x
y ' =
(2) x^3y^6-9xsin(y)= 16
y ' =

(3) f(x) + x^8[f(x)]^3=13 and f(2)=3
find f '(2)

 

[Deleted member 4993]

I really need help with these three problems....any help would be great!
(1) 5x^2y + xy^2= 9x
y ' =
(2) x^3y^6-9xsin(y)= 16
y ' =

(3) f(x) + x^8[f(x)]^3=13 and f(2)=3
find f '(2)

For all those above - use chain rule.

Please show us your work, indicating exactly where you are stuck - so that we know where to begin to help you.