Question

Is this correct?
restrictions on rational expressions

Answer 1

@TheSmartOne

Answer 2

@TheSmartOne ?

Answer 3

Plug x=2 and x=4
For a function to be defined the denominator should not be zero
So the equation in which you get 0 by plugging values in denominator is undefined.

Answer 4

Correct :)

Answer 5

Thanks :)

I have 23 more, can you please check them for me?

Answer 6

Is this a test?

Answer 7

No, just some practice work, but the answers file that usually comes with it is corrupted. Could you please tell me if all the rest are correct?

Answer 8

What have to check?

Answer 9

Here's the first one

Answer 10

Correct

Answer 11

:D Here's the next

Answer 12

Correct, you do the same for 21 more