Question

let g be the inverse of the function f(x)=sinx+2x compute g'(0)

Answer 1

but f(x) doesn't have an inverse :O

Answer 2

that is what i was wondering about lol .. ^

Answer 3

hint:

http://oregonstate.edu/instruct/mth251/cq/Stage6/Lesson/inverseDeriv.html

Answer 4

Unless this is a typo...
g is the inverse function, and you want to figure out g ', meaning the inverse of g, which was f(x)
therefore g'(0)=f(0)