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kandysweet0087
Apr 22, 2008, 11:39 PM
find all numbers for which the rational expression is undefined.

-3/11w=0


I do not know how ot start this problem

latenttruth
Apr 23, 2008, 05:06 AM
-3/11w = 0


multiply both sides of the equation by 11w

=> -3 = 0

However, this is mathematically incorrect since -3 <0.

So no value of w can satisfy this equation.

Therefore, it is undefined for all real x.