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What is the least number that is divisible by all the numbers 1 to 10

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RD SHARMA ENGLISH-REAL NUMBERS-All Questions
  1. Find the smallest number which leaves remainder 8 and 12 when divid...

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  2. What is the smallest number that, when divided by 35,56 and 91 leaves ...

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  3. What is the least number that is divisible by all the numbers 1 to 10

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  4. Prove that sqrt(2) is an irrational number.

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  5. Prove that sqrt(3) is an irrational number.

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  6. Prove that 3sqrt(2) is irrational.

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  7. Prove that sqrt(5) is an irrational number.

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  8. Prove that 5-sqrt(3) is an irrational number.

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  9. Prove that 3+2sqrt(5) is irrational.

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  10. For any positive real number x, prove that there exists an irratio...

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  11. Show that the following numbers are irrational. 1/(sqrt(2)) (ii) 7s...

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  12. Show that the following numbers are irrational. (i) 6+sqrt(2) (ii) 3...

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  13. Prove that following numbers are irrationals:(i) 2/(sqrt(7))

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  14. Prove that following numbers are irrationals: 4+sqrt(2) (ii) 5sqrt(...

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  15. Show that 2-sqrt(3) is an irrational number. Given sqrt(3) is irration...

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  16. Show that 3+sqrt(2) is an irrational number.

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  17. Prove that ( 4-5 sqrt2) is an irrational number.

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  18. Show that 5-2sqrt(3) is an irrational number.

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  19. Prove that 2sqrt(3)-1 is an irrational number

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  20. Prove that 2-3sqrt(5) is an irrational number.

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