:1,4,16,49,121,()。
A.256
B.225
C.196
D.169
:1,4,16,49,121,()。A.256 B.225 C.196 D.169
1,4,16,49,121,()。A.256B.225C.196D.169
1,4,16,49,121,()。 A.256 B.225 C.196 D.169
1,4,16,49,121,()。A.256 B.225 C.196 D.169
1,4,16,49,121,()。A.256 B.225 C.196 D.169
4.1,9.4,25.9,49.16,121.25,()A.169.36B.169.49C.289.36D.289.49