3 years ago

I only need help with a through d. Please help me, I would really appreciate it.

1 answer:

7 0

Hello,

$3x^3+x^2+15x+5\\
=(3x^3+15x)+(x^2+5)\\
=3x(x^2+5)+1(x^2+5)\\
=(x^2+5)(3x+1)
$

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