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If ? is an operation on integers such th...

If ? is an operation on integers such that `a ? b= -a+b-(-2)` for all integers `a , b`. Find the value of : (i) 4 ? 3 (ii) (-2) ? (-3) (iii) 6 ? (-5) (iv) (-5) ? 6

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RD SHARMA ENGLISH-NEGATIVE NUMBERS AND INTEGERS-All Questions
  1. Replace * by < or > in each of the following to make the statement t...

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  2. Replace * by < or > in each of the following to make the statements tr...

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  3. If ? is an operation on integers such that a ? b= -a+b-(-2) for all in...

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  4. If a\ a n d\ b are two integers such that a is the predecessor of bdot...

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  5. If a\ a n d\ b are two integers such that a is the successor of bdot F...

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  6. Which of the following statements are true: (i) -13 >-8(-2) (ii) -4...

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  7. Fill in the blanks: (i) -7 + = 0 (ii) 29 + = 0 (iii) 132 + (-132) =...

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  8. Which of the following statement is true? (a) -7 > -5 (b) -7 < -5 (c...

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  9. 5 less than -2 is

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  10. 6 more than -7 is (a) 1 (b) -1 (c) 13 (d) -13

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  11. If x is a positive integer, then (a) x+|x|=0 (b) x-|x|=0 (c) x+|x|=-2x...

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  12. If x is a negative integer, then (a) x+|x|=0 (b) x-|x|=0 x+|x|=-2x...

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  13. If x is a negative integer, then (a) x+|x|=0 (b) x-|x|=0 (c)x+|x|=...

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  14. If x is greater than 2, then |2-x|= (a) 2-x (b) x-2 (c) 2+x ...

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  15. 9+|-4| is equal to: (a)5 (b) -5 (c) 13 (d) -13

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  16. (-35)+(-32) is equal to (a)67 (b) -67 (c) -3 (d) 3

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  17. (-29)+5 is equal to: (a)24 (b) 34 (c) -34 (d) -24

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  18. |-|-7|-3| is equal to (a) -7 (b) 7 (c) 10 (d) -10

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  19. The successor of -22 is

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  20. The predecessor of -14 is

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