C6 C 4 C 2 90 2 2 2 12. P12 12! 13. P6 6! 720; V86 20160 31. C63 20; A63 120 32. C 6 120 2 14. C6 49 13983816 15. 2 C5 6 8 C8 140 33. C123 C 93 C 63 C33 369600 34. C n 55 , n=11 2 16. C52 C53 C54 C5 5 26 4 5 17. C16 C12 C7 7 1441440 35. Korrutamislause 2 · 3 · 4 = 24 36. a) C12 C8 1848 , b) C 4 C 5 60
C6 C 4 C 2 = 90 2 2 2 12. P12 = 12! P6 = 6! = 720; V86 = 20160 31. C6 = 20; A6 = 120 3 3 13. C649 = 13983816 32. C 6 = 120 2 14. 2 C58 + C68 = 140 33. C12 C9 C 6 C 3 = 369600 3 3 3 3 15. 34. C n = 55 , n=11 2 16. C52 + C53 + C54 + C55 = 26 4 5 17. C16 C12 C77 = 1441440 35. Korrutamislause 2 · 3 · 4 = 24 C36 C33 C64 C11 = 300 36. a) C12 C8 = 1848 , b) C 4 C 5 = 60
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