just wanted to check if im correct and also wanted to know how i would do the last two...d and e

I have the answers for the first 3...

a)(f-g)'(0)

b)(fg)'(1)

c) (f/g)'(2)

just wanted to know if im correct for those ones...and i dont know how to do the conposite functions of of d and e..how would i go on about doing those??