Asked by Cory

Trying to figure out how to find all numbers for which the rational expression is defined.
9/2z+5

Is the answer 0?
Answered by Cory
Trying to figure out how to find all numbers for which the rational expression is undefined.

9/2z+5

Is the answer 0?

I made a mistake in my typing when I asked the question earlier.
Answered by Quidditch
Generally, the rational expression will be undefined when the denominator is 0. Find all values for z which would result in the denominator being 0.
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