Question

If x^3-xy+4y=1 then y^1 at (1,0) equals??

Answer 1

(1,0) implies x=1 and y=0, are you sure that's the question?

Answer 2

yes y prime at (1,0)

Answer 3

okay. product rule for the middle term.

Answer 4

um. 3x^2 - y - x y' + 4 y'

Answer 5

= 0

Answer 6

okay i get y' = (3x^2 - y) / (x - 4)