OpenStudy (anonymous):

f(x) = 4x + 7, g(x) = 3x2 Find (fg)(x). 12x2 + 21x 3x2 + 4x + 7 12x3 + 21x2 12x + 21

5 years ago
OpenStudy (anonymous):

Multiply the two equations : (4x+7)(3x^2)

5 years ago
OpenStudy (anonymous):

12x^3 + 21x^2

5 years ago
OpenStudy (anonymous):

12x^3 + 21x^2 correct? :D right?

5 years ago
OpenStudy (anonymous):

Yes

5 years ago
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