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प्रश्न
Rationalise the denominator `1/sqrt(50)`
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उत्तर
`1/sqrt(50) = 1/(sqrt(25 xx 2)`
= `1/(5sqrt(2))`
= `1/(5sqrt(2)) xx sqrt(2)/sqrt(2)`
= `sqrt(2)/(5 xx 2)`
= `sqrt(2)/10`
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