Which of the following matrix is orthogonal?

Question

TuteeHUB · Accepted Answer

$\begin{bmatrix}0.33 & 0.67 & -0.67\-0.67 & 0.67 & 0.33 \ 0.67 & 0.33 & 0.67\end{bmatrix} $

TuteeHUB · Answer

$\begin{bmatrix}0.33 & 0.67 & -0.67 \0.67 & 0.67 & 0.33 \0.67 & 0.33 & 0.67\end{bmatrix} $

TuteeHUB · Answer

$\begin{bmatrix}0.33 & 0.67 & -0.67\-0.67 & 0.67 & 0.33 \0.67 & 0.33 & 0.67\end{bmatrix} $

TuteeHUB · Answer

$\begin{bmatrix}0.33 & 0.67 & -0.67\-0.67 & 0.67 & 0.33 \ 0.67 & 0.33 & 0.67\end{bmatrix} $

TuteeHUB · Answer

$\begin{bmatrix}0.33 & 0.67 & -0.67\-0.67 & 0.67 & 0.33 \0.67 & 0.33 & 0.67\end{bmatrix} $

1.	Which of the following matrix is orthogonal?
A.	\(\begin{bmatrix}0.33 & 0.67 & -0.67 \\0.67 & 0.67 & 0.33 \\0.67 & 0.33 & 0.67\end{bmatrix} \)
B.	\(\begin{bmatrix}0.33 & 0.67 & -0.67\\-0.67 & 0.67 & 0.33 \\0.67 & 0.33 & 0.67\end{bmatrix} \)
C.	\(\begin{bmatrix}0.33 & 0.67 & -0.67\\-0.67 & 0.67 & 0.33 \\ 0.67 & 0.33 & 0.67\end{bmatrix} \)
D.	\(\begin{bmatrix}0.33 & 0.67 & -0.67\\-0.67 & 0.67 & 0.33 \\0.67 & 0.33 & 0.67\end{bmatrix} \)
Answer» C. \(\begin{bmatrix}0.33 & 0.67 & -0.67\\-0.67 & 0.67 & 0.33 \\ 0.67 & 0.33 & 0.67\end{bmatrix} \)

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