Progression (Sequence and Series)Hard
Question
If 3 + 3α + 3α2 + ... ∞ =
(a > 0); then a equals-
Options
A.15/23
B.15/7
C.7/15
D.23/15
More Progression (Sequence and Series) Questions
If a, b, c are in G.P. then are in -...Which of the following is not a measure of dispersion?...If the first term of a G.P. be 5 and common ratio be −5, then which term is 3125 −...In any G.P. the first term is 2 and last term is 512 and common ratio is 2, then 5th term from end is-...If the Standard Deviation of a variate is s, then the S.D. of 3x + 2 is:...