What is the 7th term of the given Geometric progression?
1, 2, 4, 8, ____
Answer & explanation
Correct answer: option 3
1, 2, 4, 8, ____
Common ratio
= \(\frac{2}{1}\) = 2
= \(\frac{4}{2}\) = 2
= \(\frac{8}{4}\) = 2
In an GP the nth term is ,
An = a × r(n-1)
A7 = 1 × 2(7-1)
= 1 × 64
= 64