# What are the excluded values of #y=(x-4)/(x-3)#?

##### 1 Answer

May 8, 2018

#### Explanation:

The denominator of y cannot be zero as this would make y undefined. Equating the denominator to zero and solving gives the value that x cannot be.

#"solve "x-3=0rArrx=3larrcolor(red)"excluded value"#