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25-05-2021
Mathematics

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if f(x)=3x+5 and g(x)=x^2+1, what is the value of (g o f)(x)?

Respuesta :

25-05-2021

Answer:

9x²+30x+26

Step-by-step explanation:

f(x) =3x+5

g(x) =x²+1

(gof)(x) = g(f(x)) = g( 3x+5) = (3x+5)² +1 = 9x²+30x+25+1 = 9x²+30x+26

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