Simplify 7/(a+8)+7/(a^2-64)

Math
Simplify the denominator.
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Rewrite as .
Since both terms are perfect squares, factor using the difference of squares formula, where and .
To write as a fraction with a common denominator, multiply by .
Simplify terms.
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Multiply and .
Combine the numerators over the common denominator.
Simplify the numerator.
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Factor out of .
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Factor out of .
Factor out of .
Add and .
Simplify 7/(a+8)+7/(a^2-64)

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