Question

Sketch one cycle of the sine curve. y=-3 sin 40

Answer 1

its a horizontal line going through y at the point -2.23533948

Answer 2

nope thats not any of my choses

Answer 3

i got it
http://www.wolframalpha.com/input/?i=y%3D+-3+sin+4O

Answer 4

oh yea oops forgot that f(x) = A Sin B(x-h) +k

A is the amplitude
B is the change in period resulting in stretch or compression of graph,
h is the horizontal shift
k is the vertical shift