Question

Write the first five terms of the geometric sequence a1 = 20 , r = y2​

Answer 1

Answer:

Step-by-step explanation:

note :  

the nth term is :  An =A1 × r^(n-1)

put : n = 2  you have the second term A2 =20 × (y²)^(2-1)

A2 = 20y²

n=3   A3=.......

n=4    A4 =.....

n=5 A5 = ......