# math

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perform indicated operations.
(5ab)/(a^2-b^2)+(a+b)/(a-b)

• math -

5ab/(a+b)(a-b) + (a+b)/(a-b)
= 5ab/(a+b)(a-b) + (a+b)^2/(a+b)(a-b)
= (5ab + (a+b)^2)/(a+b)(a-b)
= (a^2 + 7ab + b^2)/(a^2 - b^2)

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