Amplitude and Period (1 Viewer)

[Slidey]

We just learnt it. It was definitely trig functions - though I can see how you might use it in geometric applications.

 

[FinalFantasy]

o.o
i thought this x=asin nt and x=acos nt stuff is in the topic called Motion

 

[Slidey]

I think so, yes.

Who said maths had to be divided into disparate topics?

 

[zenger69]

sorry i've got it wrong.

it has to be 2cos3x=0 to draw the graph.
then the laws do apply.