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11-07-2022
Mathematics

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If f(x) = 8- 10x and g(x) = 5x + 4, what is the value of (fg) (-2)?
O -196
O -168
O 22
O 78

Respuesta :

11-07-2022

F(g(x)) = 8-10(5x+4)
= 8-50x-40
= -50x-32
So F(g(-2)) = -50(-2)-32
= 100-32
= 68
I think the choices are wrong.

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