MA_JEE-Main 290124_(S1) - Competishun – Live JEE & NEET Courses and Exam Prep

JEE MAIN

29-01-24

Question

Let A be a square matrix such that $A A^T=I$. Then $\frac{1}{2} A\left[\left(A+A^T\right)^2+\left(A-A^T\right)^2\right]$ is equal to

Select the correct option:

A

$A^2+I$

B

$A^3+I$

C

$A^2+A^T$

D

$A^3+A^T$

✓ Correct! Well done.

✗ Incorrect. Try again or view the solution.

Solution

Question Tags

JEE Main

Mathematics

Medium

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