For what values of x is the rational expression below undefined?
check all that apply.
x+8/x^2-2x-24
a. -6
b. -8
c. 8
d. 6
e. 4
f. -4

The correct options are D and F.

Step-by-step explanation:

The given expression is

The given expression is undefined if the value of denominator is equal to 0.

Equate the denominator value equal to 0.

The middle term can be written as -6x+4x.

Equate each factor equal to 0.

Therefore the given expression is undefined at x=6 and x=-4. Options D and F are correct.

a

step-by-step explanation: