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Consider a binary operation ** on N defi...

Consider a binary operation `**` on N defined as `a**b=a^3+b^3`. Choose the correct answer. a) both associative and commutative b)commutative but not associative c) associative but not commutative d) neither commutative nor associative

A

`**` both associative and commulative

B

`**` commutative but not associative

C

`**` associative but not commutative

D

`**` neither commutative nor associative

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The correct Answer is:
B
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A N EXCEL PUBLICATION-RELATIONS AND FUNCTIONS-QUESTION BANK
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  8. Determine whether or not each of the definitions of ** given below giv...

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  9. Find which of the following of the operations given above has identity...

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  13. Let ** be a binary operation on the set Z of integers as a**b=a+b+1. T...

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  14. Let A=NtimesN and ast be a binary operation on A defined by (a,b)...

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  15. State whether the following statements are true or false. Justify For...

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  17. Consider a binary operation ** on N defined as a**b=a^3+b^3. Choose th...

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