Question

The third term of a G.P. is 4 and common ratio is 2, then 5th term is:​

Answer 1

Answer:

Let a be the first term of G.P and r be the common ratio.

Given 3rd term is 4.

ie ar2 = 4

Product of first five terms = a(ar)(ar2)(ar3)(ar4)

= a5r10

= (ar2)5

= 45

Answer 2

refer the attached file