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soal dan jawaban OSN 2014


1Scan_20140311 (2) Scan_20140311 (3) Scan_20140311 (4) Scan_20140311 (5) Scan_20140311 (6) Scan_20140311 (7) Scan_20140311 (8) Scan_20140311 (9)

jawaban menurut saya :
1. a
2. c
3. a
4. b
5. c
6. b
7. d
8. d
9. d
10. d
11. b
12. c
13. c
14. c
15.d
16. b
17.c
18.b
19.c
20.b

essai
1. 26
2. 35
3. 6×51+52.5
4. 688
5. -13^2/2 +1/2  <x< 13^2/2 +1/2 , x tdk = 3
6. 505
7. 28
8. 1/320
9. 4 akar 3
10. 20162

minta tolong dikoreksi yaaaaaaaaaaaaaaaaaa… 😀

By ahmadi hetsugaya