A number theory problem by sriharsha vangala

Number Theory Level pending

Find the odd one in following

2,3,4,5

3 2 4 5

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2 solutions

Utpal Rajput
Oct 11, 2014

bcoz out of choices only 4 is not prime no

Sriharsha Vangala
Oct 11, 2014

4 is not prime

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