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( x = left [ begin matrix 2 & - 1 3 & - 1 end matrix right ] ) হলে x -1 =?
1.
x
=
[
2
−
1
3
−
1
]
x = \left [ \begin{matrix} 2 & - 1 \\ 3 & - 1 \end{matrix} \right ]
x
=
[
2
3
−
1
−
1
]
হলে x-1=?
SUST A 14-15
ক
[
−
2
−
1
3
1
]
\left [ \begin{matrix} - 2 & - 1 \\ 3 & 1 \end{matrix} \right ]
[
−
2
3
−
1
1
]
খ
1
5
[
−
1
1
−
3
2
]
\frac{1}{5} \left [ \begin{matrix} - 1 & 1 \\ - 3 & 2 \end{matrix} \right ]
5
1
[
−
1
−
3
1
2
]
গ
[
2
3
−
1
−
1
]
\left [ \begin{matrix} 2 & 3 \\ - 1 & - 1 \end{matrix} \right ]
[
2
−
1
3
−
1
]
ঘ
[
−
1
1
−
3
2
]
\left [ \begin{matrix} - 1 & 1 \\ - 3 & 2 \end{matrix} \right ]
[
−
1
−
3
1
2
]
মক টেস্ট দিন: বিপরীত ম্যাট্রিক্স
( x = left [ begin matrix 2 & - 1 3 & - 1 end matrix right ] ) হলে x -1 =? | Suva Ai
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