>
BCECE
>
Mathematics
List of top Mathematics Questions on Matrices asked in BCECE
If
A
=
[
1
2
3
−
1
1
2
1
2
4
]
A = \begin{bmatrix}1&2&3\\ -1&1&2\\ 1&2&4\end{bmatrix}
A
=
1
−
1
1
2
1
2
3
2
4
then
(
A
2
−
5
A
)
A
−
1
=
\left(A^{2} - 5A\right)A^{-1} =
(
A
2
−
5
A
)
A
−
1
=
BCECE - 2018
BCECE
Mathematics
Matrices