Question

Sin(x)=-1 x=? Which numbers fit?

Answer 1

Use a unit circle

Answer 2

What's that?

Answer 3

why does y=-1?

Answer 4

And how would I find my answer in this unit circle?

Answer 5

look at the coordinates, sin is y

Answer 6

So how would I express the very bottom of the y-axis in number? 180 or...?

Answer 7

you can express x in degrees or radians.

Answer 8

I'll give you the radian version sin(3pi/2)=-1

Answer 9

I'd like degrees, how do I do that?