Anonymous Anonymous

07-08-2016
Mathematics

Answered

I Need Help....... Let f(x) = -3x - 4 and g(x) = 2x - 6. Find (f o g)(-7)

A28
B-20
C17
D56

Verified Answer :

07-08-2016

Hello,

Answer D 56

(fog)(-7)=f(g(-7))=f(2(-7)-6)=f(-20=-3(-20)-4=60-4=56

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