Question

Simplify. (5x² + 2x - 5) (3x² + 3x + 1)​

Answer 1

Answer: 15
`x^(4)`+21
`x^(3)`-4
`x^(2)`-13
`x`-5

Explanation:

(5x² + 2x - 5) (3x² + 3x + 1)​ times the two brackets together.

15
`x^(4)` + 15
`x^(3)`+ 5
`x^(2)`+6
`x^{3`+6
`x^(2)`+2
`x`-15
`x^(2)`-15
`x`-5 simplified =

15
`x^(4)`+21
`x^(3)`-4
`x^(2)`-13
`x`-5