The product of the polynomials (3x 2) and (-x3 – 3) is . when this product is multiplied by (3 x), the coefficient of x4 in the

Question

Mice21 [21]

3 years ago

11

The product of the polynomials (3x 2) and (-x3 – 3) is . when this product is multiplied by (3 x), the coefficient of x4 in the

result is

Mathematics

1 answer:

Black_prince [1.1K] · Answer 1 · 2022-05-15T05:07:14+03:00

Black_prince [1.1K]3 years ago

4 0

The product of the polynomials (3x 2) and (-x3 – 3) is -3x^5-9x²
proof
(3x 2) (-x3 – 3) = -3x^5-9x²
the main rules are as follows:
if we have ax^p multiplying by bx^q, so we can do the calculus as
(ax^p)( bx^q)=(ab)x^p+q