Question

I don't remember how to do this and can't find out how...

Answer 1

Sorry i thougth pressing enter would go to next line haha... the question is --
Find any points of discontinuity for the rational function.
y= x-8/x^2+6x-7

Answer 2

this function will be discontinuous at points where it is not defined. find where the denominator is equal to zero

Answer 3

Figure out what x's make your denominator = 0. Those will points of discontinutiy.

Answer 4

Alright where do I start? Do I just plug in numbers ?! :/ sorry I'm way confused on this one...

Answer 5

oh ok that makes sense.