If A + B = {bmatrix} 1 & 0 \\ 1 & 1 ...

CBSE Class 12 Math 2020 Delhi Set 1 Solved Paper

Question : 12 of 36

Marks: +1, -0

A + B = \begin{bmatrix} 1 & 0 \\ 1 & 1 \end{bmatrix}

and

A - 2 B = \begin{bmatrix} -1 & 1 \\ 0 & -1 \end{bmatrix}

, then

A =

____

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