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题目内容
下面的式子很有趣:1
3
+2
3
=9,(1+2)
2
=9,1
3
+2
3
=36,(1+2+3)
2
=36,…,则1
3
+2
3
+3
3
+4
3
+5
3
=( )
A.225
B.625
C.115
D.100