graciemyerss graciemyerss

07-03-2019
Mathematics

contestada

I could really use someone’s help on this !

I could really use someones help on this class=

Respuesta :

choixongdong choixongdong

07-03-2019

Answer:

(fg)(x) = 12x^3 + 9x^2 + 28x + 21

Third option

Step-by-step explanation:

(fg)(x) = (3x^2 + 7)(4x + 3)

(fg)(x) = = (3x^2)(4x) + (3x^2)(3) + (7)(4x) + (7)(3)

(fg)(x) = 12x^3 + 9x^2 + 28x + 21

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