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Title: Author: 201210 Last modified by: moof Created Date: 12/4/2006 10:25:27 AM Document presentation format – PowerPoint PPT presentation

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Title: ????


1
???? ????????? ?? ???? ???? ????? ??????.
??????? ?????????????????? ?????????

??????? ?????????  ???? ????????? ?? ????
???? ????? ??????
  • ??????? ?????????????????? ????????? ???????
    ?????????

2
???? ????? SIN a
COS a 1.??????????????? ?????? 2. ??????????
????????? 3. ?????? ? ??????? 4.
???????????? 5. ???????? ??????? 6.
???? ?????
3
??????????? ??????
???? ?????????
1. 2 cos² x 3 cos x 1 0 2. 3sin x
2 cos2 x 3. 2 cos2 3x sin 3x 1
0 4. (sin x 0,5) (sin x 1) 0 5.
tg3 ? - tg2 x 3tg x 3 0 6. tg x 15/tg
x 2 7. sin 2x cos x 2 sin3 x 1 8. cos
x sin x v2 9. 8 sin x 6 sin x cos x
3 cos x 4 0 10. cos² x 1
11. cos² px 4 sin px 4 0
12. cos (2x - p/4) -1
13. 3 sin x 4 cos x 2.
4
?????? ? ???????
sin x cos x 1 ()  
5
I ?????? sin x cos x 1 () ????????
???????????????? ????
)
)
,
sin x cos x 1 v2
???????? ??? ????? ????????? ?? v2
6
II ?????? sin x cos x 1 () ????????
????????? ??? sin a ? ?os a ????? tg ??
????????
sin a 2tg a/2 / 1 tg² a /2 cos a 1- tg²
a /2 / 1 tg² a /2 (1)
7
III ?????? sin x cos x 1 () ???????? ?
?????? ?????????
??????? sin x, cos x ? 1 ????? ???????
??????????? ????????? 2 sin x/2 cos x/2
cos² x/2 - sin² x/2 sin² x/2 cos² x/2
8
IV ?????? sin x cos x 1 ()
?????????????? ????? ? ???????????? ???????
cos x ????? sin (p/2 x)
9
V ?????? sin x cos x 1 () ??????????
??????? sin x cos x v2 sin (x p/4)
10
VI ?????? sin x cos x 1 () ?????????? ?
??????? ????? ?????? ????????? ()
( sin x cos x)2 1
11
VII ?????? sin x cos x
1 () ?????? cos x ?????????? v1 sin²
x sin x v1 sin² x 1
12
??????????????? ??????
.
I ???????
II ???????
? 1 ?????? ????????? cos 0,5x - 1
sin 0,5x - 1
? 2 ?????? ?????????
? 3 ?????? ????????? 2 cos2 x 3
sin x
2 sin2 x 5 - 5 cos x
13
?.?. _____________________________________
__ ?????????? ?? ?? ? ??????????????
????????????? ?? ______ ???
______ ??????????? ?) ??? ??????? ??????????
?????????????????? ????????? ____ ?) ??? ???????
?????????? ?????????????????? ????????? ____?)
??? ??????? ?????????????????? ????????? ???????
?????????? ?? ????????? _________ ?) ???
??????? ?????????????????? ?????????, ??????????
? ?????????????? ??????? ??????????? _______
14
???? ???? ????? ??????. ???????
?????????????????? ????????? ???????
????????? ???? ??????????
1 ??????? 1 ??????? 1 ??????? 2 ??????? 2 ??????? 2 ??????? 2 ??????? 3 ??????? 3 ??????? 3 ??????? 3 ??????? ???????? ??????? ??????? ?? ??????????????? ??????
?????????? 1 2 3 1 2 3 4 1 2 3 4 ???????? ??????? ??????? ?? ??????????????? ??????
??????????
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