Class CBSE Class 12 Mathematics Matrices and Determinants Q #1488
KNOWLEDGE BASED
UNDERSTAND
1 Marks 2026 AISSCE(Board Exam) MCQ SINGLE
For any square matrix A with real entries, if $A + A'$ is a symmetric matrix then :
(A) (A - A') cannot be a skew symmetric matrix
(B) (A - A') is a skew symmetric matrix
(C) A is always a symmetric matrix
(D) A is always a skew symmetric matrix
Prev Next
Correct Answer: B

More from this Chapter

MCQ_SINGLE
If M and N are square matrices of order 3 such that det \((M)=m\) and \(MN=mI,\) then det (N) is equal to:
MCQ_SINGLE
A is a square matrix of order 2 such that det(A)=4 , then det(4adjA) is
MCQ_SINGLE
If \(A=\begin{bmatrix}-1&0&0\\ 0&3&0\\ 0&0&5\end{bmatrix},\) then A is a/an:
MCQ_SINGLE
If \(\begin{bmatrix}2x-1&3x\\ 0&y^{2}-1\end{bmatrix}=\begin{bmatrix}x+3&12\\ 0&35\end{bmatrix},\) then the value of \((x-y)\) is :
MCQ_SINGLE
If |A|=2, where A is a $2\times2$ matrix, then |4$A^{-1}$| equals :
View All Questions