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

http://imgur.com/BguJDLY

f(x) = x^2 - 9x - 7

g(x) = 11 - 4x

gof(x) = 11 - 4(x^2 - 9x - 7)

= 11 - 4x^2 - 36x - 28

Now

gof(0) = 11 - 4(0)^2 - 36(0) - 28

= 11 - 0 - 0 - 28

= 11 - 28

= - 17

Hence gof(0) = - 17

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