The terms form an arithmetic sequence whose sum is 18. The terms , in that order, form a geometric sequence. Then the absolute value of the sum of all possible common difference of the A.P. is |
The terms form an arithmetic sequence whose sum is 18. The terms , in that order, form a geometric sequence. Then the absolute value of the sum of all possible common difference of the A.P. is |
(1) Let Hence, the number in A.P. in G.P. i.e. in G.P> Hence, the sum of all possible common different is |