Question

Can some help me with question 5A-3(g) on Problem Set 2?

http://ocw.mit.edu/courses/mathematics/18-01sc-single-variable-calculus-fall-2010/part-b-implicit-differentiation-and-inverse-functions/problem-set-2/MIT18_01SC_pset5prb.pdf

The solution used doesn't make sense to me.

Solution: http://ocw.mit.edu/courses/mathematics/18-01sc-single-variable-calculus-fall-2010/part-b-implicit-differentiation-and-inverse-functions/problem-set-2/MIT18_01SC_pset5sol.pdf

Answer 1

never mind, i caught my mistake. was trying to diff \[\tan^{-1} y = x\] instead of \[\tan y = x\]