Answer:
geometric sequence is defined by the equation
An=A1*r^(n-1)
In this case you are given that A1 = 4 and r=3
So A2 = 4*3^(2-1) = 4*3=12
A3 = 4*3^(3-1) = 4*3^2 = 4*9 =36
A4 = 4*3(4-1) = 4*3^3 = 4*27 = 108
A5 (the term you want) = 4*3^(5-1) =4*3^4 = 4*81 =324
Step-by-step explanation:
yan po hehe
