Integration of (1/3+2Cos2x)dx #mathsvideotech #weierstrasssubstitution

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integral 1/(2-3 cos 2x) dx =

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Evaluate: `int(dx)/(1+3cos^(2)x)`

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`int(dx)/(3-2cos2x)=`

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Integral of (1-x^2)^(3/2) (substitution + trigonometric identities)