1.

The sums of n terms of three A.P.'s whose first term is 1 and common differences are 1, 2, 3 are s1,s2,s3 respectively. The true relation is

Answer»

The sums of n terms of three A.P.'s whose first term is 1 and common differences are 1, 2, 3 are s1,s2,s3 respectively. The true relation is




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