Question

What is the factored form of a2 – 121?

(a – 121)(a – 1)
(a – 11)(a + 11)
(a + 11)(a + 11)
(a – 121)(a + 1)

Answer 1

(a+11)(a-11)

Explanation:

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Answer 2

(a-11) (a+11)

Explanation:

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