64-282+144-196=()。
A.460
B.450
C.432
D.430
:-27,-64,-125,()。A.-144 B.-169 C.-196 D.-216
81,64,121,36,(),16 A.144B.169C.196D.25
81,64,121,36()16 A.144 B.169 C.196 D.225
81,64,121,36,(),16 A.144 B.169 C.196 D.225
2,38,80, 132, (), 282。A.198 B.106 C.196 D.84
81,64,121,36,(),16 A.144 B.169 C.196 D.25