Answer:
[tex]2x^2+7x-4[/tex]
2x² + 7x - 4
Step-by-step explanation:
Each term in the second factor is multiplied by each term in the first factor, that is
2x(x + 4) - 1(x + 4) ← distribute both parenthesis
= 2x² + 8x - x - 8 ← collect like terms
= 2x² + 7x - 8
