functions and graphs 3

Mathematics
Tutor: None Selected Time limit: 1 Day

i am stuck on the following problem. here is a pic of the problem

http://imgur.com/MfNeW3l

Nov 18th, 2014

f(x)= 4x+7  g(x)=x*2-9x-7    find f(g(2)

f(g(x)=4(2*2-9x2-7)+7

3)distribute the 4

4)4(2*2)-4(9x2)-4(7)+7

5)16-72-28+7

6)-77

Nov 18th, 2014

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