Question

Trigonometry help?

Answer 1

If sin Θ =\[-\frac{\sqrt{3} }{ 2} and \pi <\theta <3\pi/2\] what are the values of cos Θ and tan Θ?

Answer 2

cos^2 x = 1 - sin^2 x= 1 - 3/4 = 1/4-> cos x = -1/2
tan x = sin x/cos x = (-3/2)*(-2/1) = 3

Answer 3

Wouldn't it be sqrt3?

Answer 4

@thu1935

Answer 5

No, tan x = 3.

Answer 6

Ok can you please help me with another?

Answer 7

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