cicicromartie
cicicromartie cicicromartie
  • 25-09-2018
  • Mathematics
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what is the value of ( g o f)(-6)

what is the value of g o f6 class=

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grujan50
grujan50 grujan50
  • 25-09-2018

This is a composition of functions

We have f(x)=2x+7 and g(x)=3x+12

(g o f) = g(f(x))=g(2x+7)= 3(2x+7)+12=6x+21+12=6x+33

When we replace x=-6 in the (g o f) =6x+33 we get

(g o f)(-6) =6*(-6)+33= -36+33= -3

Good luck!!!

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