BREAKING: Target Test Prep releases Brand New 2026 On Demand GMAT prep course

Redeem

If \(n\) is a positive integer, then \((-2^n)^{-2}+(2^{-n})^2=\)

Expert replies
by Gmat_mission » Wed Sep 29, 2021 8:26 am

Timer

00:00

Answers

A

B

C

D

E

Stats

Difficulty

If \(n\) is a positive integer, then \((-2^n)^{-2}+(2^{-n})^2=\)

A. \(0\)

B. \(2^{-2n}\)

C. \(2^{2n}\)

D. \(2^{-2n+1}\)

E. \(2^{2n+1}\)

Answer: D

Source: GMAT Prep
Join the discussion
Source: — Problem Solving |