Duration: 1:55

0 views

0

Answer each of the following questions in one word or one sentence or as per exact requirement of the question:
If \( A=\left[\begin{array}{rr}\cos \theta & \sin \theta \\ -\sin \theta & \cos \theta\end{array}\right] \) and \( A(\operatorname{adj} A)=\left[\begin{array}{ll}k & 0 \\ 0 & k\end{array}\right] \), then find the value of \( k \).
P
W
📲PW App Link - https://bit.ly/YTAI_PWAP
🌐PW Website - https://www.pw.live