Question

What intervals are continuous for y=(x+3)/(X-1)

Answer 1

Do you know how to find the domain of a function ??

Answer 2

no

Answer 3

Lets say - division by zero is undefined.
Any rational (polynomial) function is continuous whereever it is defined.

Can you now tell the answer ??

Answer 4

everywhere but 1?

Answer 5

Correct..now which notation do you use to report an interval ??

Answer 6

(- infinity, 1) U (1, infinity)

Answer 7

is that right?

Answer 8

:)

Answer 9

Thanks for your time