Question

Help with Implicit Differentiation format/simplify. (Picture Included).

Answer 1

I don't get where \[[1 + (6+x^2)\sec^2(x-y)] \] comes from.

Answer 2

add this to both sides - \[(6+x^2)\sec^2(x-y)y'\]
and then take y' common on the right hand side
u get it now?

Answer 3

yea. I see it now, just a slight confusion. Thanks!

Answer 4

(: np