TỔNG C20170 C12017C20172 ...C10082017 BẰNG
Câu 41: Tổng C
2017
0
C1
2017
C2017
2
...C1008
2017
bằng: A. 21008
B. C1010
2017
C1011
2017
C1012
2017
...C2017
2017
.C. 22017
. D. C1009
2017
C1010
2017
C1011
2017
...C2017
2017
.2
2 3 x x