Teaching BPSC 4.0 बिहार उच्च माध्यमिक शिक्षक भर्ती (PGT) Mock Test Mathematics Determinants Evaluation of Determinants
If \(\begin{vmatrix} x-4& 2x&2x\\\ 2x &x-4&2x\\\ 2x&2x & x-4 \end{vmatrix} =(A+Bx)(x-A)^2\) then the ordered pair (A, B) is equal to :
1
(4, 5)
2
(-4, -5)
3
(-4, 3)
4
More than one of the above
5
None of the above