Jjones173 Jjones173

11-06-2020
Mathematics

contestada

I don’t know if it’s g(2(5)(3(5)^2-5-5

I dont know if its g2535255 class=

Respuesta :

sqdancefan sqdancefan

11-06-2020

Answer:

B. 135

Step-by-step explanation:

For ...

f(x) = 3x^2 -x
g(x) = 2x -5

f(5) = 3·5^2 -5

= 3·25 -5 = 75 -5 = 70

Then g(f(5)) is ...

g(f(5)) = g(70) = 2·70 -5 = 140 -5

g(f(5)) = 135 . . . . . matches choice B

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