More on slope fields.

1. Slope Fields ...
like a bird caught in the wind
fulmar by flickr user stuant63

2. HOMEWORK

3. HOMEWORK

5. Which one of the following could be the graph of
the solution of the differential equation
whose slope field is shown?

6. DSC00086 by Will Elwood

7. Program:SLOPEFLD
:Func:FnOff
:ClrDraw:ClrHome
:Pxl–Off(0,0)
:Disp quot;HOW MANY MARKS?quot;
:For(I,1,B)
:Input quot;ACROSS quot;,A
:Z→X
:Input quot;DOWN quot;,B
:For(J,1,A)
:(Xmax-Xmin)/A→H
:Y1∆X/∆Y→M
:(Ymax-Ymin)/B→K
:H/√(1+M2 )→U
:Xmin+.5H→Z
:KM/√(1+M2 )→V
:Ymax-.5K→Y
:X-.4U→P:Y-.4V→Q
:X+.4U→R:Y+.4V→S
:Line(P,Q,R,S)
:X+H→X:End
:Y-K→Y:End