Question

in a G.P if fifth term is 128 and the eight term is 1024 find its nth term​

Answer 1

Answer:

....................................

Answer 2

Answer:

a  

5

​  

=48,a  

8

​  

=384

ar  

4

=48,ar  

7

=384

On solving r  

3

=8⟹r=2

Now a(2)  

4

=48⟹a=3

Hence the GP series will be  

GP=3,6,12,.