Реферат: Билеты по математике для устного экзамена и задачи по теме

36.sin(arcctg p )

37.tg(arcsin p ), -1<p <1

38.ctg(arctg p ), p ¹0

39.arcsin(-Ö3/2)+arcctg(-1)+arccos(1/Ö2)+1/2arccos(-1)

40.sin(1/2arcctg(-3/4))

41.ctg(1/2arccos(-4/7))

42.tg(5arctgÖ3/3-1/4arcsinÖ3/2)

43.sin(3arctgÖ3+2arccos1/2)

44.os(3arcsinÖ3/2+arccos(-1/2))

45.sin(1/2arcsin(-2Ö2/3))

Какой знак имеет число :

1. cosÖ3

2. sin2×sin4×sin6

3. cos5×cos7×cos8

4. tg(-1)×tg3×tg6×tg(-3)

5. ctg1×ctg(-2)×ctg9×ctg(-12)

6. sin(-3)×cos4×tg(-5) / ctg6

7. sin7×cos(-8) / tg6×ctg(-5)

8. (sin6+cos(-4)) / (tg(-2)+ctg(-10))

9. (sin(-8)+cos9) / cos11tg(-9)

10.(cos10×sin7-tg10) / cos(-Ö2)×ctg(-4)

11.arcsin(tg(-1/2))+arctg(cos(-4))

12.sin(-212°)

13.sin3p/7×cos9p/8×tg2,3p

14.sin1×cos3×ctg5

15.sin1,3p×cos7p/9×tg2,9

16.sin8×cos0,7×tg6,4

17.sin7p/6×cos3p/4

18.sin5p/3×cos2p/5×cos7p/4

19.sin1,3×cos(-1,5)×sin(-1,9)