Mathematics, 27.06.2020 15:01 nourmaali
0. If the ratio of the sum of m terms and n terms of an A. P. is m?: n., then show that the ratio of its
mth and nth terms is (2m-1):(2n-1).
1 If 19. a-b, a+b. 85 is an A. P. find the values of a and b.
Answers: 1
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0. If the ratio of the sum of m terms and n terms of an A. P. is m?: n., then show that the ratio of...
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