1, 3, 12, 25, 45,... find out the wrong series.
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1, 3, 12, 25, 45,... find out the wrong series.
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there is no any similarity so the question is wrong
1
3
(1+2)
(2+5)
(4+5)
1 , 3 , 5 , 7 , 9
but sequence is 1 , 3 , 3 , 7 , 9
therefore (1+2) is wrong