If A = [a_{ij}] is a square matrix of order 2 such that ...

CBSE Class 12 Math 2023 Delhi Set 2 Solved Paper

Note: Except these, all other questions are from Delhi Set-1

Question : 1 of 14

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A = [a_{ij}]

is a square matrix of order 2 such that

a_{ij}

= \begin{array}{ccc} 1 & & \text{ when } i \neq j \\ 0 & & \text{ when } i=j \end{array}.

, then

A^2

is:

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