Let A = bmatrix 1 & -2 & 3 \\ 1 & 2 & 1 \\ & 2 & -3 bmatrix. If A^-1 does not exist, then = Option 1: -2 Option 2: 2 Option 3: 1 Option 4: -1

The answer is '-1'. View full solution:

CUET Mathematics - Let A = bmatrix 1 & -2 & 3 \\ 1 & 2 & 1 \\ & 2 & -3 bmatrix. If A^-1 does not exist, then = | PYQs + Solutions

CUET Mathematics 2023 30 May Shift 3

Algebra

Medium

$-2$

$-1$

✅ Correct Option: 4

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