Progression (Sequence and Series)Hard
Question
If 
.......+ to ∞ = 
, then 
+ . . . + to ∞ is equals to -
.......+ to ∞ = , then + . . . + to ∞ is equals to - Options
A.
B.
C.
D.none of these
More Progression (Sequence and Series) Questions
The sum of the first n terms of the series is -...If b + c, c + a, a + b are in H.P., then a2, b2, c2 will be in-...Which term of the progression 18, −12, 8, .... is?...The mean of 50 observations is 36. If two observations 30 and 42 are deleted, then the mean of the remaining observation...If each observation of a raw data whose variance is σ2, is increased by λ, then the variance of the new set i...