What is the factored form of the expression?3x^3+3^2+x+1

asked Jul 3, 2018 147k views

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7 votes

hello : here is a solution
3x^3+x+3x^2+1 = 3x²(x+1)+(x+1) = (x+1)(3x²+1)

Gim answered Jul 4, 2018

by Gim

8.1k points

1 vote

Rearranging slightly you see:

3x^3+x+3x^2+1 now factor 1st and 2nd pair of terms...

x(3x^2+1)+1(3x^2+1)

(x+1)(3x^2+1)

Xhudik answered Jul 8, 2018

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