plotting (sin (x))^2 +(cos(x))^2)

• Subject: plotting (sin (x))^2 +(cos(x))^2)
• From: Doug Edmunds (gmail)
• Date: Fri, 11 Dec 2009 12:02:55 -0800

Using wxMaxima 0.8.3 / Maxima 5.19.2

wxplot2d([(sin (x))^2,(cos(x))^2], [x,-5,5])$
looks correct.

wxplot2d([(sin (x))^2 +(cos(x))^2], [x,-5,5])$
should produce a straight line (y=1),
but doesn't.  What do I need to do?

- dae

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