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Introduction To Matrices

Class 12 Mathematics के इस tag से जुड़े questions। हर question के साथ chapter, topic, level और difficulty दी गई है।

MathematicsWhat is the value of \(a_{22}\) in the matrix \(A=\begin{bmatrix}9&8\\7&6\end{bmatrix}\)?Class 12MatrixIntroduction to matricesEasy MathematicsIf (A=[a_{ij}]*{3\times3}), (a*{ij}=1) when (i=j), and (a_{ij}=0) when (i\ne j), what type of matrix is (A)?Class 12MatrixIntroduction to matricesEasy MathematicsIf (A=[a_{ij}]*{2\times2}) and (a*{ij}=0) for all (i,j), what type of matrix is (A)?Class 12MatrixIntroduction to matricesEasy MathematicsIf \(A=\begin{bmatrix}1&2&3\\4&5&6\end{bmatrix}\), which is the third column of A?Class 12MatrixIntroduction to matricesEasy MathematicsIf \(A=\begin{bmatrix}1&2&3\\4&5&6\end{bmatrix}\), which is the second row?Class 12MatrixIntroduction to matricesEasy MathematicsIf (A=[a_{ij}]*{3\times3}), then (a*{13}) is the element at which position?Class 12MatrixIntroduction to matricesEasy MathematicsWhich statement gives the correct definition of a matrix?Class 12MatrixIntroduction to matricesEasy MathematicsFor the matrix \(A=\begin{bmatrix}0&5\\7&0\end{bmatrix}\), which elements are off-diagonal?Class 12MatrixIntroduction to matricesEasy MathematicsIn the matrix \(A=\begin{bmatrix}1&0\\0&2\end{bmatrix}\), what are the elements on the main (principal) diagonal?Class 12MatrixIntroduction to matricesEasy MathematicsIf the order of (A) is (2\times3), what will be the order of (A^T)?Class 12MatrixIntroduction to matricesEasy MathematicsIn which type of matrix must the elements outside the main diagonal be (0)?Class 12MatrixIntroduction to matricesEasy MathematicsIf \(A=[a_{ij}]\) is a \(2\times2\) matrix and \(a_{ij}=j\), what is \(A\)?Class 12MatrixIntroduction to matricesEasy MathematicsIf \(A\) is a \(2\times 3\) matrix and \(a_{ij}=i\), what is the matrix \(A\)?Class 12MatrixIntroduction to matricesEasy MathematicsIf \(A=[a_{ij}]\) is a \(3\times2\) matrix and \(a_{ij}=2i-j\), what is the value of \(a_{31}\)?Class 12MatrixIntroduction to matricesEasy MathematicsIf \(A=[a_{ij}]_{2\times2}\) and \(a_{ij}=i+j\), what is the value of \(a_{22}\)?Class 12MatrixIntroduction to matricesEasy MathematicsWhen are two matrices (A) and (B) called equal?Class 12MatrixIntroduction to matricesEasy MathematicsWhat is the value of \(a_{21}\) in the matrix \(A=\begin{bmatrix}6&7&8\\9&10&11\end{bmatrix}\)?Class 12MatrixIntroduction to matricesEasy MathematicsWhat is the value of \(a_{12}\) in \(A=\begin{bmatrix}1&2\\3&4\end{bmatrix}\)?Class 12MatrixIntroduction to matricesEasy MathematicsWhat type of matrix is \(A=\begin{bmatrix}2&0\\0&3\end{bmatrix}\)?Class 12MatrixTypes of matricesEasy MathematicsWhich matrix is a square matrix?Class 12MatrixIntroduction to matricesEasy