What is the factored form of a2 – 121? (a – 121)(a – 1) (a – 11)(a + 11) (a + 11)(a + 11) (a

asked Oct 27, 2017 229k views

4 votes

What is the factored form of a2 – 121?

(a – 121)(a – 1)

(a – 11)(a + 11)

(a + 11)(a + 11)

(a – 121)(a + 1)

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5 votes

Answer:

B on edge 23

Explanation:

because

Skarab answered Oct 29, 2017

6.9k points

3 votes

a^2 -121 = a^2 -11^2 = (a-11)(a+11)

so the second choice is right sure

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