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Factor 9x^2-121 please help
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4 votes
Factor 9x^2-121 please help

User Dwebtron
by
5.5k points

1 Answer

2 votes

Answer:(3x-11)(3x+11)

Explanation:

This factoring example uses the Difference of Two Perfect Squares. For example, factoring

X^2-4 results in (x-2)(x+2)

User IceCold
by
5.8k points
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