ooo TMobile LTE 1255 PM coursesapexlearningcom 0 ACTMITY 3Ra

ooo T-Mobile LTE 12:55 PM courses.apexlearning.com 0> ACTMITY 3:Rational Expressions and Functions Rational Question 6 of 25 Multiple Choice: Please select the best answer and click \"submit.\" Which of the following is equal to the rational expression when x-1 or-7? ational ns Wap- x Practice Rational x+70x+1 ons and X-1 OB x-1 tional Privacy Policy

Solution

(x+1)(x-1) / (x+7)(x+1)

since the numerators and denominators have a common factor that is (x+1)

cancel out the common factor from numerator and denominator

we get

(x-1) / (x+7)

option B