The determinant of the matrixbeginbmatrix2 - 311a - Cend bmatrix is

The correct option is B 2c 3aAs explained to evaluate a 2 × 2 determinant we do criss cross multiplication. First we will multiply 2 and c and then subtract the ...

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Standard XII

Mathematics

Evaluation of a Determinant

The determina...

Question

The determinant of the matrix
$[\begin{matrix} 2 & 3 a & c \end{matrix}]$ is

2a-3c

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2c-3a

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3a-2c

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0.0

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Solution

The correct option is B 2c-3a
As explained to evaluate a 2 $\times$ 2 determinant we do criss-cross multiplication. First we will multiply 2 and c and then subtract the product of 3 and a from it.
Thus, the determinant of the given matrix is 2c - 3a

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The determinant of the matrix [23ac] is

The correct option is B 2c-3aAs explained to evaluate a 2 × 2 determinant we do criss-cross multiplication. First we will multiply 2 and c and then subtract the product of 3 and a from it. Thus, the determinant of the given matrix is 2c - 3a

The determinant of the matrix
$[\begin{matrix} 2 & 3 a & c \end{matrix}]$ is

The correct option is B 2c-3a
As explained to evaluate a 2 $\times$ 2 determinant we do criss-cross multiplication. First we will multiply 2 and c and then subtract the product of 3 and a from it.
Thus, the determinant of the given matrix is 2c - 3a