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

Question

Mathematics

Sexton

14 August, 03:41

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

+1

Answers (1)

Know the Answer?

Lana Lyons · Answer 1

The simplified form is (x+8) / (x-6) (x+4).

In order for the expression to be undefined, the denominator must be equal to 0. Therefore you can set (x-6) (x+4) = 0 so theerefore x=6 and x=-4

For what values of x is the rational expression below undefined?Check all that apply.x+8/x^2-2x-24A. - 6B. - 8C. 8D. 6E. 4F. - 4

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