Question

If cot thet= 3/4 and the terminal point determined by theta is in quadrant 3, then:
a) tan theta =4/3
b) cos theta = -3/5
c) sin theta =3/5
d) csc theta= -5/3

Answer 1

To find cos x, sin x, and csc x, use these trig identities:
1 + cot^2 x = 1/sin^2 x = csc^2 x
1 + tan^2 x = 1/cos^2 x