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Guia ecuaciones trigonometricas
1. UNIVERSIDAD DE ACONCAGUA Prof. Juan C. Castro Mancilla
Resolver las siguientes ecuaciones.
1. 0
1
2
cos
2
cos
2 2
=
−
− x
x
2. 0
1
cos
4 2
=
−
x
3. 6
5
2
−
=
− tgx
x
tg
4. 4
cot
3 =
+ gx
tgx
5. 0
2
cos 2
=
+ x
sen
x
6. 0
4
sec
2 2
2
=
+
− x
x
tg
7. 0
2
cos
4 =
− x
x
sen
8. senx
x
sen =
2
2
9. 0
2
cos
2 =
+ x
x
sen
10. 0
cos
4
cos
3 2
=
− x
x
11. 0
cos
2 =
+
⋅ x
senx
x
sen
12. senx
x 7
7
cos
8 2
−
=
13. x
g
x
x
ec 2
2
2
cot
3
sec
cos +
=
+
14. 0
cos
2
2
2 =
⋅
+ x
x
sen
x
sen
15. 0
2 =
−
⋅ tgx
senx
tgx