\end{array}\right]\) is a symmetric matrix, then find the value of x, y and t respectively.
A. 4, 2, 3
B. 4, 2, -3
C. 4, 2, -7
D. 2, 4, -7
Answer:B
\end{array}\right]\) is a symmetric matrix, then find the value of x, y and t respectively.
A. 4, 2, 3 B. 4, 2, -3 C. 4, 2, -7 D. 2, 4, -7