Answer:
- 2n² - n - 8
Explanation:
(n - 4)(n + 2) - n(3n - 1) ← expand the product of factors using FOIL
= n² - 2n - 8 - n(3n - 1) ← distribute parenthesis by n
= n² - 2n - 8 - 3n² + n ← collect like terms
= - 2n² - n - 8
hope it helps
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