Mathematics · Matrices

If A is a square matrix such that A2 = I, then (A - I)3 + (A + I)3 - 7A is equal to:

Verified Solution4 OptionsUpdated: October 2026👁️1 View

13A
2I + A
3I - A
4A✓

Correct answer

Download Single Question PDF

Save this question and verified answer as a clean study sheet with live clickable link.

👥

Share with Friends & Study Groups

Challenge your peer aspirants on WhatsApp or Telegram to solve this question!

Online Test Series

Preparing for Mathematics?

Practice full-length mock tests with real exam timers, instant score analysis, and all-India ranking.

Start Free Mock Test →

Chapter Practice

Want more practice questions on Matrices?

Solve complete topic-wise tests with detailed solutions on GkGet.

Practice Matrices MCQs →

Recommended practice questions in Mathematics · Matrices

Browse More Mathematics →

Which of the following events is considered a major turning point that fueled Indian nationalism during British rule due to its brutal nature and widespread condemnation?

Solve Question→

Which of the following events is considered the first major peasant uprising against the British in India?

Solve Question→

If A is a square matrix such that A2 = I, then (A - I)3 + (A + I)3 - 7A is equal to:

Download Single Question PDF

Share with Friends & Study Groups

Preparing for Mathematics?

Practice by Subject

Practice by Exam

Topic-Wise Solved Questions

If A is a square matrix such that A2 = I, then (A - I)3 + (A + I)3 - 7A is equal to:

Download Single Question PDF

Share with Friends & Study Groups

Preparing for Mathematics?

Related Practice Questions

Practice by Subject

Practice by Exam

Topic-Wise Solved Questions