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Rationalise the denominator in each of t...

Rationalise the denominator in each of the following:
(i)`2/(sqrt(7))`
(ii) `2/(3sqrt(3))`
(iii) `(2sqrt(7))/(sqrt(11))`

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RD SHARMA ENGLISH-RATIONALISATION -All Questions
  1. Rationalise the denominator of 5/(sqrt(3)-\ sqrt(5))

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  2. Rationalise the denominator of 1/(7+3sqrt(2))

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  3. Rationalise the denominator in each of the following: (i)2/(sqrt(7)...

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  4. Given that sqrt(5)=2. 236 approximately, find the three places of deci...

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  5. Find the value of three places of decimals, of each of following: It...

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  6. Find the value of three places of decimals; of each of the followin...

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  7. If sqrt(2)=1. 414 find the value of sqrt(3)\/ sqrt(6) upto three place...

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  8. Simplify each of the following by rationalising the denominator: (i...

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  9. Simplify each of the following by rationalising the denominator: (7...

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  10. If both a\ a n d\ b are rational numbers, find the values of a\ a n d\...

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  11. If both a\ a n d\ b are rational numbers, find the values of a\ a n d\...

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  12. If both a\ a n d\ b are rational numbers, find the values of a\ a n d\...

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  13. If both a\ a n d\ b are rational numbers, find the values of a\ a n d\...

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  14. If both a\ a n d\ b are rational numbers, find the values of a\ a n d\...

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  15. If both a\ a n d\ b are rational numbers, find the values of a\ a n d\...

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  16. If both a\ a n d\ b are rational numbers, find the values of a\ a n d\...

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  17. Simplify : 3/(5-sqrt(3))+2/(5+\ sqrt(3))

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  18. Simplify: (4+\ sqrt(5))/(4-sqrt(5))+(4-\ sqrt(5))/(4+\ sqrt(5))

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  19. Simplify: (sqrt(5)-2)/(sqrt(5)+2)-(sqrt(5)+\ 2)/(sqrt(5)-\ 2)

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  20. Prove that: 1/(3-sqrt(8))-1/(sqrt(8)-\ sqrt(7))+1/(sqrt(7)-\ sqrt(6))-...

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