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Question
If A = `[(0,1),(1,0)]`, then A2 is equal to ______.
Options
`[(1,1),(0,0)]`
`[(0,0),(1,1)]`
`[(1,0),(0,1)]`
`[(0,1),(1,0)]`
MCQ
Fill in the Blanks
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Solution
If A = `[(0,1),(1,0)]`, then A2 is equal to `bbunderline([(1,0),(0,1)])`.
Explanation:
If A = `[(0,1),(1,0)]`
Then,
A2 = A × A
= `[(0,1),(1,0)][(0,1),(1,0)] = [(0 + 1,0 + 0),(0 + 0, 1 + 0)]`
= `[(1,0),(0,1)]`
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