(3x^2 - x + 2) (x^2 + 4x + 1)
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Step-by-step explanation:
(3x²-x+2)(x²+4x+1) =3x²(x²+4x+1)-x(x²+4x+1)+2(x²+4x+1)
= 3x⁴+12x³ +3x² - x³-4x²-x+2x²+8x+2
=3x⁴+11x³+x²+7x
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