Question: Let a, b, c, d'are an increasing A.P. with integer terms and d= a + b + c, then Common difference of A. P.
Let a, b, c, d'are an increasing A.P. with integer terms and d= a + b + c, then Common difference of A. P. is 2 The value of a+2b+3c+ 4d is 10 The value of 4a+3b+2c+ d is zero Common difference of A.P. is 1
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