Question

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

0



1

-1

Answer 1

the middle one is supposed to be 1/2

Answer 2

@tylerj37 What's sin 180?

Answer 3

sin(x)= x= -180°

Answer 4

is that what u meant?

Answer 5

sin 180 = sin -180

Answer 6

check this out ( pi = 180 degrees)

http://www.wolframalpha.com/input/?i=y+%3D+sin+x

Answer 7

0

Answer 8

sin(-a)=-sina
here a=-180
sin(-(-180))=sin 180
=0