If matrix \( A=\left[\begin{array}{lll}a & b & c \\ b & c & a \\ c ...

Channel:
PW Solutions
Subscribers:
456,000
Published on ● Video Link: https://www.youtube.com/watch?v=frx8R-h2pT4


Duration: 3:53
2 views
0

If matrix \( A=\left[\begin{array}{lll}a & b & c \\ b & c & a \\ c & a & b\end{array}\right] \), where \( a, b, c \) are real
\( \mathrm{P} \)
W
positive numbers such that \( a b c=1 \& A . A^{\mathrm{T}}=\mathrm{I} \). Find the value of \( a^{3}+b^{3}+c^{3} \).
📲PW App Link - https://bit.ly/YTAI_PWAP
🌐PW Website - https://www.pw.live



Other Videos By PW Solutions


2023-04-06The matrix \( \mathrm{A}=\left[\begin{array}{ccc}\lambda_{1}^{2} & ...
2023-04-06If \( A=\left(\begin{array}{cc}\cos \alpha & \sin \alpha \\ -\sin \...
2023-04-06Let \( P=\left[\begin{array}{ccc}1 & 0 & 0 \\ 4 & 1 & 0 \\ 16 & 4 &...
2023-04-06If \( A=\left[\begin{array}{cc}\cos \theta & -\sin \theta \\ \sin \...
2023-04-06Let \( A+2 B=\left[\begin{array}{ccc}1 & 2 & 0 \\ 6 & -3 & 3 \\ -5 ...
2023-04-06If \( A=\left[\begin{array}{ccc}1 & -2 & -3 \\ -4 & 2 & 5\end{array...
2023-04-06Let \( M \) be a \( 3 \times 3 \) matrix satisfying \( \mathrm{P} \...
2023-04-06Simplify \( \tan \theta\left[\begin{array}{cc}\sec \theta & \tan \t...
2023-04-06If \( \mathrm{A}=\left[\begin{array}{ccc}0 & 2 y & z \\ x & y & -z ...
2023-04-06If \( A=\left[\begin{array}{cc}3 & -4 \\ 1 & -1\end{array}\right] \...
2023-04-06If matrix \( A=\left[\begin{array}{lll}a & b & c \\ b & c & a \\ c ...
2023-04-06If \( \mathrm{A}=\left[\begin{array}{cc}i & -i \\ -i & i\end{array}...
2023-04-06Matrix \( \mathrm{A} \) has \( m \) rows and \( \mathrm{n}+5 \) col...
2023-04-06Sum of infinite terms of the series \( \mathrm{P} \) \( \cot ^{-1}\...
2023-04-06Construct a \( 3 \times 4 \) matrix whose elements are given \( \ma...
2023-04-06If \( A(\alpha)=\left[\begin{array}{ll}\cos \alpha & \sin \alpha \\...
2023-04-06If \( 1, \omega \) and \( \omega^{2} \) are the cube roots of unity...
2023-04-06If \( -1x1 \), then \( \tan ^{-1}\left(\frac{2 x}{1-x^{2}}\right) \...
2023-04-06If \( \left[\begin{array}{lll}1 & x & 1\end{array}\right]\left[\beg...
2023-04-06Let \( t_{1}=\left(\sin ^{-1} x\right)^{\sin ^{-1} x}, t_{2}=\left(...
2023-04-06Let \( f(x)=\sin ^{-1}\left(\frac{3 x^{4}+6 x^{2}-1}{\left(x^{2}+1\...


Tags:
pw