Determine the value(s) for which the rational expression is undefined. -2y/7y-2. Can someone help with this?


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Oddman Profile
Oddman answered
Rational expressions are considered to be undefined when the denominator is zero. The expression you have given is defined for all values of y.
(It simplifies to (-2/7)y^2 - 2.)

Perhaps your question is intended to be about the expression
This expression is undefined when
  7y-2 = 0
  y = 2/7

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