Cos(3x)=1/2 - solution

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Solution for Cos(3x)=1/2 equation:

1;3;0;0;-4;3

(1/4)*(x-2)-((2/5)*(x+2)) = (1/10)*(x-1)+1/20;x

x

sin(x^2)

1;3;0;0;0;1

x^3+4*x^2+x = 0;x

x

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