If the matrix bmatrix 0 & -1 & 3x \\ 1 & y & -5 \\ -6 & 5 & 0 bmatrix is skew-symmetric, then Option 1: x = -2, y = 0 Option 2: x = 2, y = 0 Option 3: x = -2, y = 1 Option 4: x = 2, y = -1

The answer is 'x = 2, y = 0'. View full solution:

CUET Mathematics - If the matrix bmatrix 0 & -1 & 3x \\ 1 & y & -5 \\ -6 & 5 & 0 bmatrix is skew-symmetric, then | PYQs + Solutions

CUET Mathematics 2022 6 Aug Shift 2

Algebra

Easy

$x = -2, y = 0$

$x = 2, y = 0$

$x = -2, y = 1$

$x = 2, y = -1$

✅ Correct Option: 2

Related questions:

13 May Shift 2

Match List-I with List-II

List-I	List-II
(Matrix)	(Determinant)
(A) $\begin{bmatrix} 1 & 7 \\ -3 & 5 \end{bmatrix}$	(I) 24
(B) $\begin{bmatrix} -2 & 5 \\ -3 & -3 \end{bmatrix}$	(II) 32
(C) $\begin{bmatrix} -12 & 8 \\ -16 & 8 \end{bmatrix}$	(III) 21
(D) $\begin{bmatrix} 15 & 9 \\ -21 & -11 \end{bmatrix}$	(IV) 26

Choose the correct answer from the options given below:

15 June Shift 2

If $\begin{bmatrix} 3 & 2x+5y & -2 \\ x+4y & 7 & -5 \end{bmatrix} = \begin{bmatrix} 3 & 10 & -2 \\ 2 & 7 & -5 \end{bmatrix}$ Then the values of $x$ and $y$ are :

14 May Shift 1

Let $AX = B$ be a system of three linear equations in three variables. Then the system has

(A) a unique solutions if $|A| = 0$

(B) a unique solutions if $|A| \neq 0$

(D) infinitely many solutions if $|A| = 0$ and (adj A) $B = 0$

Choose the correct answer from the options given below:

CUET Mathematics 2022 6 Aug Shift 2 PYQs

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