How do you multiply (4x + 3) ( 3x ^ { 3} - 4x + 14)?

1 Answer
Mar 29, 2017

12x^4+9x^3-16x^2-44x+42

Explanation:

(4x+3)(3x^3-4x+14)=4x(3x^3-4x+14)+3(3x^3-4x+14)
=12x^4-16x^2+56x+9x^3-12x+42
=12x^4+9x^3-16x^2-44x+42