CUET Mathematics - If x, y, z are non-zero numbers, then the inverse of matrix A = bmatrixx & 0 & 0 \\ 0 & y & 0 \\ 0 & 0 & zbmatrix is | PYQs + Solutions

CUET Mathematics 2025 30 May Shift 2

Algebra

Easy

core

$\begin{bmatrix}\frac{1}{x} & 0 & 0 \\ 0 & \frac{1}{y} & 0 \\ 0 & 0 & \frac{1}{z}\end{bmatrix}$

$\begin{bmatrix}\frac{1}{yz} & 0 & 0 \\ 0 & \frac{1}{xz} & 0 \\ 0 & 0 & \frac{1}{xy}\end{bmatrix}$

$\begin{bmatrix}\frac{1}{x^2yz} & 0 & 0 \\ 0 & \frac{1}{xy^2z} & 0 \\ 0 & 0 & \frac{1}{xyz^2}\end{bmatrix}$

$\begin{bmatrix}\frac{1}{xyz} & 0 & 0 \\ 0 & \frac{1}{xyz} & 0 \\ 0 & 0 & \frac{1}{xyz}\end{bmatrix}$

✅ Correct Option: 1

CUET Mathematics 2025 30 May Shift 2 PYQs