関連ワード:  integrate cos 2x 1 sinx cosx    integral 0 to pi 2 cos 2x 1 sinx cosx    integrate 2 cosx /( 1 sinx )( 2 cos 2x    what is the integral of cos2x    cos over sin identity    integration of sin^3x cos^2x  
結果 : integrate cos 2x 1 sinx cosx