Question

Which of the following correctly describes the domain of the function shown below?

r(x)=(2x)/(x^2-1)

A. {x:x≠0}
B. {x:all real numbers}
C. {x:x≠1}
D. {x:x≠±1}

Answer 1

D

Answer 2

thank you!

Answer 3

Well Come most Well come