Question

Express as a trinomial. left bracket, 2, x, minus, 1, right bracket, left bracket, x, plus, 6, right bracket (2x−1)(x+6)

Answer 1

2x² + 11x - 6

Explanation:

given

(2x - 1)(x + 6)

each term in the second factor is multiplied by each term in the first factor that is

2x(x + 6) - 1(x + 6) ← distribute parenthesis

= 2x² + 12x - x - 6 ← collect like terms

= 2x² + 11x - 6