janajuly8 janajuly8

21-09-2020
Mathematics

contestada

f(x)=7x+ 9, g(x)=4x- 1; Find (f(g(x)).

fx7x 9 gx4x 1 Find fgx class=

Respuesta :

jimrgrant1 jimrgrant1

21-09-2020

Answer:

f(g(x)) = 28x + 2

Step-by-step explanation:

Substitute x = g(x) into f(x), that is

f(4x - 1)

= 7(4x - 1) + 9

= 28x - 7 + 9

= 28x + 2

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