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Mathematics 17 Online
OpenStudy (anonymous):

Find the difference 7/x^2-7x - 5/x^2-49

OpenStudy (mathmate):

Do you mean 7/x^2-7x - 5/x^2-49 or (7/x^2-7x) - (5/x^2-49) Parentheses are not optional in the second case.

OpenStudy (anonymous):

there's no parenthesis in the problem

OpenStudy (anonymous):

the first one

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