বিপরীত ম্যাট্রিক্স
If A=[−1−3−331−33−31]A=\begin{bmatrix} -1 & -3 & -3\\ 3 & 1 & -3\\ 3 & -3 & 1 \end{bmatrix}A=−133−31−3−3−31 then adj (A) is
=4[−233−32−3−332]=4\begin{bmatrix} -2 & 3 & 3 \\ -3 & 2 & -3 \\ -3 & 3 & 2 \end{bmatrix}=4−2−3−33233−32
=4[−23332−3−3−32]=4\begin{bmatrix} -2 & 3 & 3 \\ 3 & 2 & -3 \\ -3 & -3 & 2 \end{bmatrix}=4−23−332−33−32
=4[−2−33−32−3−3−32]=4\begin{bmatrix} -2 & -3 & 3 \\ -3 & 2 & -3 \\ -3 & -3 & 2 \end{bmatrix}=4−2−3−3−32−33−32
=4[−233−32−3−3−32]=4\begin{bmatrix} -2 & 3 & 3 \\ -3 & 2 & -3 \\ -3 & -3 & 2 \end{bmatrix}=4−2−3−332−33−32
যদি B= [201−2] \left [ \begin{matrix} 2 & 0 \\ 1 & - 2 \end{matrix} \right ] [210−2] হয় তবে, B−1 B^{- 1} B−1 নিচের কোনটি?
A=[7x210],B=[56−7−9] A = \left [ \begin{matrix} 7 & x \\ 2 & 10 \end{matrix} \right ] , B = \left [ \begin{matrix} 5 & 6 \\ - 7 & - 9 \end{matrix} \right ] A=[72x10],B=[5−76−9]
B-1 = ?
For square matrices AAA and BBB of the same order, we have adj(AB)=?adj (AB) = ?adj(AB)=?
A একটি 4×4 ম্যাট্রিক্স |A|=64 হলে, ∣A2∣−1 \left \lvert \frac{A}{2} \right \rvert^{- 1} 2A−1 =?
