Question

What is the 9th term of the sequence which has a first term of 1 and has a common ratio of 1.5?

Answer 1

Hello : 
An = A1×q^(n-1)....A1 =1  and  q = 1.5

An = 1×(1.5)^(n-1)
An =(1.5)^(n-1)
 the 9th term is A9 =(1.5)^8