Question

Expand. (n^2 -3n +1)(2n + 3) =

Answer 1

`2n^3-3n^2-7n+3`

Explanation:

`(n^2 -3n +1)(2n + 3) =\\n^2(2n) - (3n)(2n) + (1)2n + (n^2)(3) + (-3n)(3) + (1)(3)=\\2n^3 - 6n^2 + 2n + 3n^2 -9n + 3 =\\`

Collecting like terms and simplifying yields

`2n^3-3n^2-7n+3`