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Let Z denote the set of all integers and...

Let Z denote the set of all integers and `A={(a,b):a^(2)+3b^(2)=28,a,binZ}` and `B={(a,b):agtb,a,binZ}`. Then, the number of elements in `AnnB` is a)2 b)3 c)4 d)6

A

2

B

3

C

4

D

6

Text Solution

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The correct Answer is:
D
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