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Grade: 12th Pass 
        
If a1,a2,a2.....an are in H.P. and a1a2+a2a3+a3a4+...............an-1an=ka1an the k=


(A)1    (B) 2    (C) 3     (D)none
7 years ago

Answers : (1)

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Ankit Sharma
30 Points 
							
can anyone solve it?
7 years ago
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