Question

dado cós x= -3/5, com π/2 </ x </ π, calcule:

a) senx
b) tgx
c) cotgx
d) secx
e) cossecx​

Answer 1

Resposta:

a) sen x = 4/5

b) Tg x = -4/3

c) cotg x = -3/4

d) sec x = -5/3

e) cossec x = 5/4