Question

what is a sinusoid?

Answer 1

@hartnn @JackJordan

Answer 2

It's just a plain old sine curve...

Answer 3

so which would be an example?

a) y=[x]

b) y=\[\sqrt[3]{x}\]

c) x^2 +y^2 =1

d) y=cos(x)

Answer 4

So I told you a sinusoidal is just a sine curve right?
Know which one of the curves you have drawn looks most like a sine curve? You know it already.

Answer 5

Hint: cosine is just a since curve which has been shifted.

Answer 6

i tried them all out before you gave the hint! hahahaha anyway. i got cosine too hah