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If x=1-sqrt(2) , find the value of (x-1/...

If `x=1-sqrt(2)` , find the value of `(x-1/x)^3`

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RD SHARMA ENGLISH-RATIONALISATION -All Questions
  1. If x=2+sqrt(3) , find the value of x^2+1/(x^2)

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  2. If x=3-2sqrt(2),find x^2+1/(x^2)

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  3. If x=1-sqrt(2) , find the value of (x-1/x)^3

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  4. If x=(sqrt(3)+sqrt(2))/(sqrt(3)-sqrt(2)) and y=(sqrt(3)-sqrt(2))/(sqrt...

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  5. If a=(2-sqrt(5))/(2+sqrt(5)) and b=(2+sqrt(5))/(2-sqrt(5)), find a^2-b...

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  6. If x=1/(2-sqrt(3)), find the value of x^3-2x^2-7x+5

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  7. Evaluate : (15)/(sqrt(10)+sqrt(20)+sqrt(40)-sqrt(5)-sqrt(80)), is bei...

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  8. Rationalise the denominator of each of the following (i)3/(sqrt(5))...

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  9. Rationalise the denominator of each of the following (i)1/(sqrt(12)...

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  10. Rationalise the denominator of each of the following (i)(sqrt(3)+\ ...

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  11. Find the value to three places of decimals of each of the following....

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  12. Find the value to three places of decimals of each of the following....

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  13. Find the value to three places of decimals of each of the following....

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  14. Express each one of the following with rational denominator: (i)1...

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  15. Express each one of the following with rational denominator: (i)(30...

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  16. Express each one of the following with rational denominator: (i)(sqr...

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  17. Express each one of the following with rational denominator: (i)(3s...

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  18. Rationales the denominator and simplify: (i)(sqrt(3)-\ sqrt(2))/(sqrt(...

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  19. Rationalies the denominator and simplify: (i)(1+sqrt(2))/(3-2sqrt(2)) ...

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  20. Rationalise the denominator and simplify: (i) (4sqrt(3)+5sqrt(2))/(sqr...

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