notsubzeros9273 notsubzeros9273

15-08-2021
Mathematics

contestada

Let f(x)=x^3+3 and g(x) = 2x^2 + 2x +1. What is g(f(-2))?

Respuesta :

Eddie1Wan Eddie1Wan

15-08-2021

Answer:

41

Step-by-step explanation:

This composite function can be easily solved

First solve f(-2)

f(-2)=(-2)³+3

f(-2)=-8+3=-5

Now plug -5 for x in function g(x)

=2(-5)²+2(-5)+1

=50-10+1

=41

Answer Link

sqdancefan sqdancefan

15-08-2021

9514 1404 393

Answer:

41

Step-by-step explanation:

g(f(-2)) = g((-2)³ +3) = g(-8+3) = g(-5)

= 2(-5)² +2(-5) +1 = 50 -10 +1

g(f(-2)) = 41

Answer Link

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