Question

Given that cos(θ)= -√3/4 and tan(θ) > 0, find sin(θ)

Answer 1

B. -√13/4

Explanation:

:)

Answer 2

B. -√13/4

Explanation:

cos 0 = -√3/4 => x=-√3 , h=4

tan 0 > 0

y should be on quadrant III

y= √4²-3= √16-3=√13 => -√13

so, sin 0 = y/h = -√13/4