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Mathematics 20 Online
OpenStudy (anonymous):

Can someone help me I have the problem solved but do not know how to determine the restriction variables. x-2/x+3 plus 10x/x^2-9

OpenStudy (precal):

restriction is the value that would make the denominator equal 0

OpenStudy (precal):

one of the math commandments is "thou shall not divide by zero"

OpenStudy (precal):

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