Question

How do you get to know the sign(+/-) of tangent in a quadrant? Finding the ratio of sine and cosine?

Answer 1

lol ;P

Answer 2

I think I know how to do it.

Answer 3

If sine is positive and cosine is positive, then tangent is positive.

Answer 4

And something like that right?

Answer 5

I'm not understanding the question though. Something like what I drew?

Answer 6

An example would be nice

Answer 7

I'm talking about the unit circle.

Answer 8

@Omniscience ie that is what is positive...

Answer 9

Alright .
\[ cosx = -\frac{1}{2}\]like this?

Answer 10

How to know what tangent is in, say, the fourth quadrant?