what is cos 30?
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Greig il 21 Feb 2015
MATLAB also has the cosd() function, so you can use cosd(30). Have a look at the trigonometry documentation for other similar function.
SamBro il 21 Feb 2015
MatLab will do all calculations in radians as a default. So if you want to calculate
in degrees you'll need to write:
Otherwise, if you calculate
in MatLab you'll get: