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प्रश्न
Rationalise the denominator of the following:
`2/(3sqrt(3)`
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उत्तर
Let `E = 2/(3sqrt(3))`
For rationalising the denominator, multiplying numerator and denominator by `sqrt(3)`,
`E = 2/(3sqrt(3)) xx sqrt(3)/sqrt(3)`
= `(2sqrt(3))/(3 xx 3)`
= `(2sqrt(3))/9`
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संबंधित प्रश्न
Classify the following numbers as rational or irrational:
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`root(3)4 xx root(3)16`
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`(sqrt3 + 1)/(2sqrt2 - sqrt3)`
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Rationalise the denominator in the following and hence evaluate by taking `sqrt(2) = 1.414, sqrt(3) = 1.732` and `sqrt(5) = 2.236`, upto three places of decimal.
`(sqrt(10) - sqrt(5))/2`
Rationalise the denominator in the following and hence evaluate by taking `sqrt(2) = 1.414, sqrt(3) = 1.732` and `sqrt(5) = 2.236`, upto three places of decimal.
`sqrt(2)/(2 + sqrt(2)`
