kellytula3 kellytula3

22-12-2021
Mathematics

contestada

if f(x) = x^2 -5x +1 and g(x) =5x+4 what is the value of g•f (-2)

if fx x2 5x 1 and gx 5x4 what is the value of gf 2 class=

Respuesta :

jaseelk92 jaseelk92

28-12-2021

Answer:

The value of [tex]gof (-2)=79[/tex]

Step-by-step explanation:

We have

[tex]f(x) = x^2 -5x +1 \\\\f(-2) = (-2)^2 -5\times-2 +1 \\\\=15[/tex]

Now we need to find

[tex]gof (-2)=g(15)[/tex]

[tex]g(15) =5\times15+4\\\\=79[/tex]

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