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Let * be a binary operation on set of ...

Let * be a binary operation on set of integers `I ,` defined by `a`*`b=2a+b-3` . Find the value of `3`*`4` .

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RD SHARMA ENGLISH-BINARY OPERATIONS-All Questions
  1. If the binary operation * on the set Z of integers is defined by a...

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  2. Let * be a binary operation on N given by a*b=H C F\ (a ,\ b),\ \ a ...

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  3. Let * be a binary operation on set of integers I , defined by a*b=2a...

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  4. If a*b=a^2+b^2, then the value of (4*5)*3 is (i)(4^2+5^2)+3^2 (ii) (4...

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  5. If a*b denote the bigger among a and b and if a b=(a*b)+3 , then 4*...

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  6. If the binary operation * on Z is defined by a*b=a^2-b^2+a b+4 , then ...

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  7. For the binary operation * on Z defined by a*b= a+b+1 the identity e...

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  8. If a binary operation * is defined on the set Z of integers as a*b=3...

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  9. Q^+ denote the set of all positive rational numbers. If the binary ope...

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  10. If G is the set of all matrices of the form [xxxx] , where x in R-...

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  11. Q^+ is the set of all positive rational numbers with the binary oper...

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  12. If the binary operation o. is defined on the set Q^+ of all positive r...

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  13. Let * be a binary operation defined on set Q-{1} by the rule a*b=a+b...

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  14. Which of the following is true? * defined by (a)a*b=(a+b)/2 is a bin...

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  15. The binary operation * defined on N by a*b=a+b+a b for all a ,\ b in...

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  16. If a binary operation * is defined by a*b=a^2+b^2+a b+1 ,then (2*3)*...

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  17. Let * be a binary operation on R defined by a*b= a b+1 . Then, * is ...

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  18. Subtraction of integers is (a)commutative but not associative (b)c...

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  19. The law a+b=b+a is called

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  20. An operation * is defined on the set Z of non-zero integers by a*b...

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