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How do you factor #x^2-25#?

1 Answer

May 2, 2015

The answer is #(x+5)(x-5)# .

#(x^2-25)# fits the pattern of the difference of squares in which #(a^2-b^2)=(a+b)(a-b)#.

The factorization of #(x^2-25)=(x^2-5^2)# =

#(x+5)(x-5)#

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