An A.P. whose first term is unity and in which the sum of the first ha – InterviewSolution

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1.	An A.P. whose first term is unity and in which the sum of the first half of any even number of terms so that of the secondhalf of the same number of terms is in constant ratio, the common difference 'd' is given by :
Answer» 1 2 3 4 Answer :B

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