Question

Is this anwer right?

Answer 1

So for the bottom it can't be 4 imp for you put 4 in there it will equal 0 for the top you can't but -5 in or else the top will be 0

Answer 2

its the 3rd one

Answer 3

Need explanation?

Answer 4

yeah

Answer 5

btw can you medal her so i medal you.

Answer 6

Your denominator can never be 0.
\[\frac{ (-4)+5 }{ (4)^2+4(4) -32}=\frac{ 1 }{ 16+16-32 } = \frac{ 1 }{ 0 }\]
\[\frac{ (-8)+5 }{ (-8)^2+4(-8)-32 } = \frac{ -3 }{ 64-32-32 } = \frac{ -3 }{ 0 }\]

Answer 7

so i would factor the bottom?

Answer 8

yea, your numerator can be 0 but not your denominator