engineering recuitment NIELIT Scientific Assistant Mock Test 2025 Engineering Mathematics Linear Algebra Matrix Algebra
If A = \(\left[\begin{array}{cc}2 & −3 \\3 & 5\end{array}\right]\), then which of the following statements are correct?
A. A is a square matrix
B. A−1 exists
C. A is a symmetric matrix
D. |A| = 19
E. A is a null matrix
Choose the correct answer from the options given below.
1
A, B, C only
2
A, D, E only
3
A, B, D only
4
C, D, E only