Which polynomial expression is equal to (a + 3)(a − 3)(a² + 9)?

Sher Mi asked Feb 4, 2023

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6 votes

Sher Mi asked Feb 4, 2023

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14 votes

Answer:

a⁴ - 81

Explanation:

Identity applied :

(a + b)(a - b) = a² - b²

Simplifying :

Arlaharen answered Feb 9, 2023

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