Simplify (x^2-25)/(x^2+10x+25)

Math
Simplify the numerator.
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Rewrite as .
Since both terms are perfect squares, factor using the difference of squares formula, where and .
Factor using the perfect square rule.
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Rewrite as .
Check the middle term by multiplying and compare this result with the middle term in the original expression.
Simplify.
Factor using the perfect square trinomial rule , where and .
Cancel the common factors.
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Factor out of .
Cancel the common factor.
Rewrite the expression.
Simplify (x^2-25)/(x^2+10x+25)

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