Level:
Project ID:
2010014004
Source Problem:
Accepted:
0
Clonable:
1
Easy:
1
First five terms of four sequences are given. One of these sequences is not a geometric sequence. Choose this sequence.
\( \frac13 , \frac16, \frac19, \frac1{12}, \frac1{15}\)
\(2,-2,2,-2,2\)
\(7,7,7,7,7\)
\( 1,4,4^2,4^3,4^4\)