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

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Answer 1 · 2015-05-02T08:44:09

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 $(x^2-25)=(x^2-5^2)$ =

$(x+5)(x-5)$

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