SOLUTION: how do you factor 9x^2-100

Question 268971: how do you factor 9x^2-100
Found 2 solutions by drk, persian52:
Answer by drk(1908) (Show Source): You can put this solution on YOUR website!
This is a difference of two squares. We factor as
(3x-10)(3x+10)
Answer by persian52(161) (Show Source): You can put this solution on YOUR website!
9x^(2)-100
The binomial can be factored using the difference of squares formula, because both terms are perfect squares. The difference of squares formula is a^(2)-b^(2)=(a-b)(a+b).
Answer: (3x-10)(3x+10)
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