GRE Question of the Day (December 15th)

Math

Each of the following equations has at least one solution EXCEPT

A. \({–2^n = (–2)^{-n}}\)

B. \({2^{-n} = (–2)^n}\)

C. \({2^n = (–2)^{-n}}\)

D. \({(–2)^n = –2^n}\)

E. \({(–2)^{-n} = –2^{-n}}\)

Correct Answer - A - (click and drag your mouse to see the answer)

Question Discussion & Explanation