1003112809

Level: 
Project ID: 
1003112809
Accepted: 
1
Clonable: 
0
Easy: 
1
The first term of a geometric sequence is 16 and the fourth term equals 54. Which of the following inequalities is true for the second term of the sequence?
a2>a1
a2<a1
a2<0
a2>a4
a2<a4a1