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Mathematics 14 Online
OpenStudy (anonymous):

give the restrictions on the variable:5x+35/xsquared-49

OpenStudy (unklerhaukus):

\[\frac{5x+35}{x^2-49}\]

OpenStudy (unklerhaukus):

the expression dosent make sense if the denominator is zero, what values of x would make this happen? these are the values of x that are not allowed

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