Asked by Trevor N.
How can you tell from a trigonometric graph whether it is a sin or cosine equation?
Answers
Answered by
oobleck
they are the same thing. One is just a shifted version of the other.
cos(x) = sin(90-x)
But, usually you check at x=0
cosine has a max or min there, sine is changing concavity.
cos(x) = sin(90-x)
But, usually you check at x=0
cosine has a max or min there, sine is changing concavity.