A \( \begin{bmatrix} 1 & 1 \\ -1 & 1 \end{bmatrix} \)
B \( \begin{bmatrix} 2 & 6 \\ 3 & 7 \end{bmatrix} \)
C \( \begin{bmatrix} 1 & -3 \\ 3 & 9 \end{bmatrix} \)
D \( \begin{bmatrix} 1 & 3 \\ 3 & 9 \end{bmatrix} \)
Correct Answer: Option D
Download our app for free and access thousands of MCQ questions with detailed solutions