The total number of matrices \( \mathrm{A}=\left(\begin{array}{ccc}...
Channel:
Subscribers:
449,000
Published on ● Video Link: https://www.youtube.com/watch?v=8szHo8leGE0
The total number of matrices \( \mathrm{A}=\left(\begin{array}{ccc}0 & 2 \mathrm{y} & 1 \\ 2 \mathrm{x} & \mathrm{y} & -1 \\ 2 \mathrm{x} & -\mathrm{y} & 1\end{array}\right),(\mathrm{x}, \mathrm{y} \in \)
P \( \mathrm{R}, \mathrm{x} \neq \mathrm{y} \) ) for which \( \mathrm{A}^{\mathrm{T}} \mathrm{A}=3 \mathrm{I}_{3} \) is :-
[JEE Main \( -2019 \) (April)]
(a) 6
(b) 2
(c) 3
📲PW App Link - https://bit.ly/YTAI_PWAP
🌐PW Website - https://www.pw.live
Other Videos By PW Solutions
Tags:
pw