HP48GX  How to plot tangent line of function?

10152017, 07:42 PM
Post: #1




HP48GX  How to plot tangent line of function?
Hello,
If I have a function plotted is there a way to quickly plot the tangent line at a point? 

10152017, 11:35 PM
Post: #2




RE: HP48GX  How to plot tangent line of function?
(10152017 07:42 PM)thomasross Wrote: Hello, Hello, use softkey "TANL" in picture "FCN" menu. See user guide (http://www.hpcalc.org/details/3937), page 2211 (295). Kind regards, Joerg 

10162017, 01:10 AM
Post: #3




RE: HP48GX  How to plot tangent line of function?
(10152017 11:35 PM)joeres Wrote:(10152017 07:42 PM)thomasross Wrote: Hello, Thanks but that seems to only display the equation of the function  is there a way to plot it? 

10162017, 04:32 PM
Post: #4




RE: HP48GX  How to plot tangent line of function?  
10162017, 06:01 PM
Post: #5




RE: HP48GX  How to plot tangent line of function?
You could take the derivative of the function and plot that with the same axes and scaling.


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