Respuesta :

Answer:

49

Step-by-step explanation:

f o g(1) means f(g(1)). So find g(1) first then put that answer in f.

g(x) = -3x

g(1) = -3(1)

g(1) = -3

So we're going to put -3 into f.

f(x) = 5x^2 - x + 1

f(-3) = 5(-3)^2 - (-3) + 1

= 5*9 + 3 + 1

= 45 + 3 + 1

= 49

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