For what values of x is the rational expression below undefined? x+5/3x^2-3 Check all that apply

a. 1

b. 3

c. 5

d. - 5

e. - 3

f. - 1

Question

Randy

Mathematics

19 March, 19:10

For what values of x is the rational expression below undefined? x+5/3x^2-3 Check all that apply

a. 1

b. 3

c. 5

d. - 5

e. - 3

f. - 1

+1

Answers (1)

Know the Answer?

Jaida · Answer 1

The answers are 1 and - 1.

Assuming the denominator is 3x^2-3, we factor into 3 (x^2 - 1) = 3 (x-1) (x+1), so the denominator becomes zero for x = - 1 and 1. We cannot divide by zero.

For what values of x is the rational expression below undefined? x+5/3x^2-3 Check all that applya. 1b. 3c. 5d. - 5e. - 3f. - 1

For what values of x is the rational expression below undefined? x+5/3x^2-3 Check all that apply

a. 1

b. 3

c. 5

d. - 5

e. - 3

f. - 1