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Find the value of determinant |{:(2sqr...

Find the value of determinant
`|{:(2sqrt(3),9),(-2,3sqrt(3)):}|.`

Text Solution

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`|{:(2sqrt(3),9),(-2,3sqrt(3)):}|=2sqrt(3)xx3sqrt(3)-9xx(-2)`
`=6xx3+18=18+18=36`
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