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प्रश्न
Simplify the following using addition and subtraction properties of surds:
`5sqrt(3) + 18sqrt(3) - 2sqrt(3)`
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उत्तर
`5sqrt(3) + 18sqrt(3) - 2sqrt(3) = (5 + 18 - 2)sqrt(3)`
= `(23 - 2)sqrt(3)`
= `21sqrt(3)`
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