tammonejasmith tammonejasmith

12-06-2016
Mathematics

contestada

Let f(x) = x − 2 and g(x) = x2 − 7x − 9. Find f(g(−1)). (1 point)

−21
−3
3
21

Respuesta :

14-06-2016

Hello,

Answer B

f(g(x))=f(x²-7x-9)=x²-7x-9-2=x²-7x-11
f(g(-1))=1+7-11=-3

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