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Taking x = (-4)/( 9) , y = (5)/( 12) and...

Taking `x = (-4)/( 9) , y = (5)/( 12) and z = (7)/( 18)`, find:
`x+(y+z)`

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Verity the property: x "x" (y" x" z)=(x "x "y)x z b y t a k ing: x=1/2, y=5/(-4), z=(-7)/5 x=5/7, y=(-12)/(13), z=(-7)/(18)

NCERT EXEMPLAR-RATIONAL NUMBERS-Exercise
  1. Taking x = (-4)/( 9) , y = (5)/( 12) and z = (7)/( 18), find: ( x d...

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  2. Taking x = (-4)/( 9) , y = (5)/( 12) and z = (7)/( 18), find: (x-y)...

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  3. Taking x = (-4)/( 9) , y = (5)/( 12) and z = (7)/( 18), find: x+(y+...

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  4. Taking x = (-4)/( 9) , y = (5)/( 12) and z = (7)/( 18), find: x di...

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  5. Taking x = (-4)/( 9) , y = (5)/( 12) and z = (7)/( 18), find: x- (y...

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  6. What should be added to (-1)/( 2) to obtain the nearest natural number...

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  7. What should be subtracted from (-2)/(3) to obtain the nearest integer?

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  8. What should be multiplied with (-5)/(8) to obtain the nearest integer?

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  9. What should be divided by (1)/(2) to obtain the greatest negative inte...

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  10. From a rope 68 m long, pieces of equal size are cut. If length of one ...

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  11. If 12 shirts of equal size can be prepared from 27m cloth, what is len...

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  12. Insert 3 equivalent rational numbers between (-1)/(2) and (1)/(5)

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  13. Insert 3 equivalent rational numbers between 0 and -10

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  14. Put the (right tick), wherever applicable

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  15. ‘a’ and ‘b’ are two different numbers taken from the numbers 1 – 50. W...

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  16. 150 students are studying English, Maths or both. 62 per cent of the s...

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  17. A body floats (2)/(9) of its volume above the surface. What is the rat...

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  18. Find the odd one out of the following and give reason.

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  19. Find the odd one out of the following and give reason.

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  20. Find the odd one out of the following and give reason.

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