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The positive square root of 7+sqrt(48)...

The positive square root of `7+sqrt(48)`

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We have to find positive square root of `7+sqrt(48)`
`7+√48`=`7+√4×√12`=`7+2√12`=`4+3+2√4×3`=(`√4)2+(√3)2+2×(√4×√3`)=(√4+√3)^2`
∴ sqrt`√4+√3`=`2+√3`
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