1-) \( \left(20\right. \) p) Let \( A=\left[\begin{array}{lll}1 & 2 & 3 \\ 0 & 3 & 4 \\ 5 & 2 & 0\end{array}\right] \) be a matrix. Find \( \operatorname{det}(A) \), adj \( A \) and the inverse of the matrix if it exists.

4. If \( \quad\left[\begin{array}{cccccc}0 & 0 & -3 & -2 & 0 & 5 \\ -2 & 3 & 0 & 0 & 0 & 0 \\ 0 & 0 & 0 & -2 & 0 & 0 \\ 1 & -2 & 3 & 0 & 0 & 0 \\ -2 & 8 & 3 & 6 & 2 & 7 \\ 0 & 2 & 3 & 0 & 0 & 0\end{array}\right] \operatorname{compute} \operatorname{det}(A),(\operatorname{adj}(A))^{-1} \) and \( \operatorname{det}(\operatorname{adj}(A)) \)

1. नीचे दी गई श्रेणी में अगला \( 4,16,8,64,12,256,16,10 \) (a) 4096 (b) 24 (c) 320 (d) 4100

1. Representar en un diagrama de Venn el conjunto \( [A-(A \cap B)]^{C} \). Considere a) \( A \) subconjunto de \( B \) b) \( B \) subconjunto de \( A \)

c) \( \begin{array}{l}\mathrm{U}=\{1,2,3, \ldots 10\} \text { is a given universal set. } O=\{1,3,5,7,9\} \text { and } \\ \mathrm{P}=\{\mathbf{3}, \mathbf{5}, 7\} \text { are any two given sets. } \\ \text { (i) Is the set } O \text { a subset of } U \text { ? Give reason. } \\ \text { (ii) Is the set } P \text { a proper or improper subset of } O \text { ? Give reason. } \\ \text { (iii) Show the sets } O \text { and } P \text { in a diagram. }\end{array} \).

Q. 15 Find the eigenvalues and eigenvectors of the matrix \( \left[\begin{array}{ll}6 & 5 \\ 3 & 4\end{array}\right] \).