Question 57 Answer and Explanation _ACT June 2012 Form 70C Math Section

Question 57 Answer and Explanation _ACT June 2012 Form 70C Math Section

ACT Test Explanations Profile Exam History

Logout

57. Which of the following fractions is equal to $\frac{1}{{11}^{20}}-\frac{1}{{11}^{21}}$ ?

A. $\frac{1}{{11}^{21}}$

B. $\frac{1}{{11}^{22}}$

C. $\frac{1}{{11}^{40}}$

D. $\frac{10}{{11}^{21}}$

E. $\frac{10}{{11}^{41}}$

Answer and Explanation

Your Answer is

Correct Answer is D

Explanation