Page 11 - KIV -TRIGONOMETRIA 4

Trigonometría 4° Secundaria

3. Hallar el valor de:
2 3
T = 4ArcSen + 6ArcCtg
2 3

Resolución
 
T = 4  + 6 
4 6
T = + 
 T = 2

4. Calcule:
 6 + 2 
Sen 3ArcCos 

 4 

Resolución
6 + 2 
ArcCos =
4 12

Reemplazando
   
Sen 3   → Sen
 12 4

2

2

5. Calcular:
 5   5 

P 13Sen arcTg  + 3Cos arcSen 
=

 12  3 

Resolución
Sea
5 5
arcTg =   arcSen = 
12 3
5 5
Tg =  Sen =
12 3

Luego:

=
P 13Sen + 3Cos
5 2
P = 13  + 3 
13 3
=
 P 7

Compendio -90-