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Question
Choose the correct alternative.
If A = `[(2, 5),(1, 3)]`, then A–1 = _______
Options
`[(3, -5),(1, 2)]`
`[(3, -5),(-1, 2)]`
`[(3, 5),(-1, 2)]`
`[(3, -5),(1, -2)]`
Solution
If A = `[(2, 5),(1, 3)]`, then A–1 = `underline([(3, -5),(-1, 2)])`
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