If A= [ cc 4 & -1 -1 & k ] such that A^2-6 A+7 =0, then K= - Vidyadip

MCQ

If $A=\left[\begin{array}{cc}4 & -1 \\ -1 & k\end{array}\right]$ such that $A^2-6 A+7 \mid=0$, then $K=$

A
1
B
3
✓
2
D
4

✓

Answer

Correct option: C.

2

2

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