Q:
Geometric Progression: x, xr, xr3, xr4, --- are said to be in geometric progression. Here, a is first term and r is common ratio.
a) nth term = xr (n -1)
b) Sum of n terms = |
x (1 – rn) |
, here r < 1 |
(1 – r) |
c) Sum of n terms = |
x (rn – 1) |
, here r > 1 |
(r – 1)
|