Post on 25-Jul-2015
Aula: Funções
Trigonométricas
Com o professor Adriano Fernandes
Função Seno
1
- 1
2
22
3..
.
.(0,0).0
xsenyxf )(x Sen x f(x) = y (x, y)
2
3
2
2
0
2
3sen
sen
2sen
2
sen
0sen
1
0
0
1
0
)1,2
3(
)0,(
)0,2(
)1,2()0,0(
)1,2(
)0,(
)1,2
3(
)0,2(
xseny .2
)0,0(
)2,2(
2
22
3..
..1
- 1
0
2
- 2
.x 2.Sen x f(x) = y (x, y)
2
3
2
2
0
2
3.2
sen
sen.2
2.2 sen
2.2
sen
0.2 sen
2)1.(2
00.2
00.2
21.2
00.2
)2,2
3(
)0,(
)0,2(
)2,2()0,0(
)0,(
)2,2
3(
)0,2(
xseny 3
2
22
3
.. 3
1
2
4
0
.
. .
x 3 + Sen x f(x) = y (x, y)
2
3
2
2
0
2
33
sen
sen3
23 sen
23
sen
03 sen
2)1(3
303
303
413
303
)2,2
3(
)3,(
)3,2(
)4,2()3,0(
)3,0(
)4,2(
)3,(
)2,2
3(
)3,2(
Função Cosseno
xy cos2
22
3
.. .
.1
- 1
0
.
x Cos x f(x) = y (x, y)
2
3
2
2
0
2
3cos
cos
2cos
2cos
0cos
0
1
1
0
1
)0,2
3(
)1,(
)1,2(
)0,2()1,0(
xy cos3
2
22
3
.
. .
. .1
- 1
0
2
- 2
- 3
3
x -3.Cos x f(x) = y (x, y)
2
3
2
2
0
2
3cos.3
cos.3
2cos.3
2cos.3
0cos.3
00.3 3)1).(3(
31.3
00.3 31.3
)0,2
3(
)3,(
)3,2(
)0,2()3,0(
xy cos2
22
3. .
.1
- 1
0
. .
x |Cos x| f(x) = y (x, y)
2
3
2
2
0
|2
3cos|
|cos|
|2cos|
|2
cos||0cos|
0
1
1
0
1
)0,2
3(
)1,(
)1,2(
)0,2(
)1,0(