Let A= [ array ccc x^ 2 & 6 & 8 3 & y^ 2 & 9 4 & 5 & z^ 2 array ], B= [ array ccc 2 x & 3…
Mathematics · JEE Main · NTA Exams — Matrices and Determinants
Let \[A=\left[\begin{array}{ccc}
x^{2} & 6 & 8 \\
3 & y^{2} & 9 \\
4 & 5 & z^{2}
\end{array}\right], B=\left[\begin{array}{ccc}
2 x & 3 & 5 \\
2 & 2 y & 6 \\
1 & 4 & 2 z
\end{array}\right]\]. If \(\operatorname{Trace}(A)=\operatorname{Trace}(B)\), then \(x+y+z\) is equal to
- 0
- 6
- 5
- none of these
Answer
(D) none of these
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