Practicing Success

Target Exam

CUET

Subject

-- Mathematics - Section B2

Chapter

Algebra

Question:

If A is a square matrix of order 3 × 3 whose elements are given by $a_{ij}=\frac{(i+2j)}{5}$ which of the following are not correct ?

(A) The value of $a_{12}+a_{23}-a_{32}=\frac{6}{5}$

(B) $\left(\left((A^T)\right)^T\right)^T=A^T$

(C) $a_{12}+a_{13}+a_{32}=a_{22}+a_{23}+a_{31}$

(D) A is a symmetric matrix

Choose the correct answer from the options given below :

Options:

(A), (B), (C) Only

(B), (C), (D) Only

(C), (D), (E) Only

(B), (D), (E) Only

Correct Answer:

(B), (D), (E) Only