Question

Determine a tg x sabendo que cos x = √3/4

Answer 1

Ola Thalita

cos(x) = √3/4 

sen²(x) + cos²(x) = 1

sen²(x) + 3/16 = 16/16

sen²(x) )= (16 - 3)/16 = 13/16

sen(x) = √13/4

tg(x) = sen(x)/cos(x) = √13/√3 = √39/3