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Serga [27]
2 years ago
6

How do I factor this polynomial? q^2-121

Mathematics
1 answer:
Tresset [83]2 years ago
5 0
q^2-121 =q^2-11^2=(q-11)(q+11)\\ \\ \\a^2-b^2 =(a-b)(a+b)


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