Graph $y = f(x)$

Status: OK

Use $*$ for multiplication, PI for $\pi$, E for Euler's $e$. Enter $f(x)$:	$ \leq y \leq$
${\bf[}-a\pi,a\pi{\bf]}$ has length:$8\pi$ $6\pi$ $4\pi$ $2\pi$	-1st 1st 2nd
No. of steps 100 600 300 200 150 120 75 60 50 40 30 25 30 20 15 12 10 8 Tics w/ $\pi$ Trace