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Let a, b, c be an increasing sequence of positive integers in which a=2010 and b divides c. If N numbers of such sequence, where a,b,c are in H.P. then N=

Let a, b, c be an increasing sequence of positive integers in which a=2010 and b divides c.  If N numbers of such sequence, where a,b,c are in H.P. then N=

Grade:11

1 Answers

Nishant Vora IIT Patna
askIITians Faculty 2467 Points
5 years ago
Let the sequence be
2010, b , kb where k is positive integer

then 1/2010, 1/b , 1/kb are in AP
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