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How to take terms for AP in some of the problems?Like Divide 40 into 4 parts such that the product of extremes to the product of means is in the ratio 2:3?Like that

Asked by Udit Lilhare 29th January 2014, 5:17 PM
Answered by Expert
Answer:
The following ways of selecting terms are generally very convenient. For 3 terms, take a d, a, a + d (Common difference is d) For 4 terms, take a 3d, a d, a + d, a + 3d (Common difference is 2d) For 5 terms, take a 2d, a d, a, a + d, a + 2d (Common difference is d) For 6 terms, take a 5d, a 3d, a d, a + d, a + 3d, a + 5d (Common difference is 2d)
Answered by Expert 29th January 2014, 5:24 PM
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