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(213xx657)^(-1)=213^(-1)xx ....

`(213xx657)^(-1)=213^(-1)xx ` _________.

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NCERT EXEMPLAR-RATIONAL NUMBERS -Exercise (Fill in the blanks)
  1. Between the numbers (15)/(20) and (35)/(40), the greater number is .

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  2. The reciprocal of a positive rational number is .

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  3. The reciprocal of a negative rational number

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  4. Fill in the blanks: (i) The product of a rational number and its rec...

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  5. Fill in the blanks: (i) The product of a rational number and its rec...

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  6. If y be the reciprocal of x, then the reciprocal of y^(2) in terms of ...

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  7. The reciprocal of (2)/(5) xx ((-4)/(9)) is .

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  8. (213xx657)^(-1)=213^(-1)xx .

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  9. The negative of 1 is .

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  10. For rational numbers (a)/(b), (c )/(d) and (e )/(f) we have (a)/(b) xx...

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  11. (-5)/(7) is than -3.

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  12. There are rational numbers between any two rational numbers.

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  13. The rational numbers (1)/(3) and (-1)/(3) are on the sides of zero o...

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  14. The negative of a negative rational number is always a rational numbe...

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  15. Rational numbers can be added or multiplied in any .

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  16. The reciprocal of (-5)/(7) is .

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  17. The multiplicative inverse of (4)/(3) is .

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  18. The rational number 10.11 in the form (p)/(q) is .

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  19. (1)/(5) xx [(2)/(7) +(3)/(8)] =[(1)/(5) xx (2)/(7)] + .

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  20. The two rational numbers lying between –2 and –5 with denominator as 1...

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