Which is not Pythagorean triplet in the following

A) (3, 4, 5) 

B) (1, 2, 3) 

C) (6, 8, 10)

D) (5, 12, 13)

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2 Answers

B) (1, 2, 3)

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The correct answer is B.

We have to check all the options by using the Pythagoras theorem.

ex: in the first option 

32+42=52

this condition satisfies all the options except 2 and option.

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