Pls help extra points and mark brainlist
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Answer:
2 - 5x² - 63
Step-by-step explanation:
Given
(2x² + 9)(x² - 7)
Each term in the second factor is multiplied by each term in the first factor, that is
2x² (x² - 7) + 9(x² - 7) ← distribute both parenthesis
= 2 - 14x² + 9x² - 63 ← collect like terms
= 2 - 5x² - 63