Question

7. If sum of n terms of a G.P. with first term 'a' and common ratio is given by
zn - 1
Sn = a
r - 1
or, Sn
= a
1 – pn.
1-r
,if r #1
Sn = n, if r = 1
a- Ir
Ir - a
Also, Sn
or, Sn
where l is the last term.
1-r
r-1​

Answer 1

Answer:

I don't no but wait thanks for the points