http://www.ck12.org Chapter 12. Discrete Math
100
i∑= 0 i−^15
85
i∑= 0 −^13 i+^1
212
i∑= 0 −^2 i+^6
12.^54 ∑
i= 0
6 i− 9
13.^167 i∑= 0 − 5 i+ 3
14.^341 i∑= 06 i+ 102
452
i∑= 0 −^7 i−^52
http://www.ck12.org Chapter 12. Discrete Math
100
i∑= 0 i−^15
85
i∑= 0 −^13 i+^1
212
i∑= 0 −^2 i+^6
12.^54 ∑
i= 0
6 i− 9
13.^167 i∑= 0 − 5 i+ 3
14.^341 i∑= 06 i+ 102
452
i∑= 0 −^7 i−^52