CUET Mathematics - If A = bmatrix 2 & -2 & 1 \\ 0 & 4 & 2 bmatrix and B = bmatrix 1 & -2 & 7 \\ 2 & 0 & c bmatrix are two matrices such that 3A - 2B + 4C = 0, then matrix C is equal to: | PYQs + Solutions

CUET Mathematics 2025 30 May Shift 1

Algebra

Medium

applied

$\begin{bmatrix} 1 & -10 & 11/2 \\ -1 & -3 & 6 \end{bmatrix}$

$\begin{bmatrix} -1 & 1/2 & 11/4 \\ 1 & -3 & 3/2 \end{bmatrix}$

$\begin{bmatrix} -1 & 2 & 3/2 \\ 1 & 3 & 1/2 \end{bmatrix}$

$\begin{bmatrix} -10 & 11/2 & 1 \\ -3 & 6 & -1 \end{bmatrix}$

✅ Correct Option: 2

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If A is an invertible matrix of order 3 and the determinant of A is 9, then the determinant of $A^{-1}$ is:

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If a matrix $A = \begin{bmatrix} 5 & -8 \\ -3 & 5 \end{bmatrix}$ then which of the following is / are TRUE?

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If $A = \begin{bmatrix} 1 & 2 \\ 4 & 5 \end{bmatrix}$ , then

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CUET Mathematics 2025 30 May Shift 1 PYQs