Skip to main content
College Algebra
My Course
Learn
Exam Prep
AI Tutor
Study Guides
Textbook Solutions
Flashcards
Explore
My Course
Learn
Exam Prep
AI Tutor
Study Guides
Textbook Solutions
Flashcards
Explore
Back
Polynomials Intro
Download worksheet
Problem 1
Problem 2
Problem 3
Problem 4
Polynomials Intro
Download worksheet
Practice
Summary
Previous
2 of 4
Next
0. Review of Algebra / Polynomials Intro / Problem 2
Problem 2
In the given rational expression, write all the numbers that make this expression undefined. Then simplify.
(x-1)/(x
2
-1)
A
x/(x+1); x ≠ -1, 1
B
1/(x-1); x ≠ 1
C
1/(x+1); x ≠ -1
D
1/(x+1); x ≠ -1, 1
AI tutor
0
Show Answer