IDNStudy.com, kung saan ang iyong mga tanong ay natutugunan ng mga eksperto. Alamin ang mga detalyadong sagot sa iyong mga tanong mula sa aming malawak na kaalaman sa mga eksperto.

Activity 12:
SUMthing to Do
A. Find the sum of each of the following.
1. integers from 1 to 50
2. odd integers from 1 to 100
3. even integers between 1 and 101
4. first 25 terms of the arithmetic sequence 4, 9, 14, 19, 24, ...
5. multiples of 3 from 15 to 45
6. numbers between 1 and 81 which are divisible by 4
7. first 20 terms of the arithmetic sequence -16,-20,-24, ..
8. first 10 terms of the arithmetic sequence 10.2, 12.7, 15.2, 17.7, ...
9. 1+5+9+...+49 +53
135
10. +-
222
17 19
+
2 2