Progression (Sequence and Series)Hard
Question
10th term of the progression − 4 − 1 + 2 + 5 +.... is -
Options
A.- 23
B.23
C.- 32
D.32
More Progression (Sequence and Series) Questions
The sum of the first 10 terms of a certain G.P. is equal to 244 times the sum of the first 5 terms. Then the common rati...Let a1, a2, a3,..... be in harmonic progression with a1 = 5 and a20 = 25. The least positive integer n forwhich an...The geometric mean of the first n terms of the G.P. a + ar + ar2 +... is-...If a and l be the first and last term of an A.P. and S be the sum of its all terms; then its common difference is-...If Sn denotes the sum of n terms of an A.P., then Sn+3 − 3Sn+2 + 3Sn+1 − Sn is equal to -...