Question

 resolva as equaçoes a seguir 

 

a- senx=1/2

b - cosx=1/2

c- tgx= raiz de 3

d- senx= raiz de 3 /2

 

Answer 1

a- sen x = 1/2 > sen x= 30 graus

 

b- cos x = 1/2 > cos x = 60 graus

 

c- tg x = raiz de 3 > tg x = 60 graus

 

d- sen x = raiz de 3/2 > sen x = 60 graus