Given f(x)=6x+2 and g(x)=x^3 what is f(x) x g(x)? a. 6x^4+2 b. 8x^2 c. 6x^4+2x^3 d. 6x^3+2

asked Mar 4, 2019 70.7k views

3 votes

Given f(x)=6x+2 and g(x)=x^3 what is f(x) x g(x)?

a. 6x^4+2
b. 8x^2
c. 6x^4+2x^3
d. 6x^3+2

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6 votes

The answer is C. You distribute the x^3 (or g(x)) to the 6x+2. x^3 * 6x = 6x^4 and x^3* 2 = 2x^3, giving you 6x^4 +2x^3

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1 vote

$(6x + 2) * (x^(3)) = \\ {x}^(3) * 6x \: + {x}^(3) * 2 = \\ 6 {x}^(4) + 2 {x}^(3)$
Alternative C

Emmeowzing answered Mar 11, 2019

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