Question

What is the y-value of tan(x) when x = -180°?

Answer 1

@zzr0ck3r would the answer be -1?

Answer 2

\(\large \tan(x) = \frac{\sin(x)}{\cos(x)}\)

Answer 3

what is \(\sin(-180)\)?

Answer 4

i'm not sure

Answer 5

you just answered this question

Answer 6

but i'm not really sure. i just guessed.

Answer 7

then you need to look at a unit circle.

Answer 8

ok can you draw one?

Answer 9

these are the very basics of trig, and you should not move on until you get them, but once you do it will make the reast easy

Answer 10

yeah i'm a little worried because i don't understand the basics

Answer 11

http://www.youtube.com/watch?v=ZffZvSH285c

Answer 12

watch that.

Answer 13

ok thanks!

Answer 14

this guy is great. world famous.

Answer 15

good, thanks. this should help :)

Answer 16

get back to me when you are done