求∫ sin^2 x/2 dx ..

求∫ sin^2 x/2 dx .. 求不定积分：∫sin(x^2)dx 求不定积分∫sin(x/2)dx ∫[(sin^2)x]dx求不定积分 求∫sin(x^2)dx 求不定积分∫sin x^2dx 求不定积分 ∫x/sin^2dx 求不定积分 ∫(sin^5x sin^2x)dx抱歉是∫(sin^5x+sin^2x)dx 求不定积分x( sin^2)x dx 求∫1／tan^2x+sin^2x dx ∫(x^3 )*(sin x^2) dx 求不定积分 求不定积分?∫ x sin(x/2) dx 求不定积分 ∫ x sin 2x dx 求微积分 ∫sin^2(x)cos^4(x) dx 求不定积分 ∫ (ln sin x) / (cos^2 x) dx 求积分：∫sin^2 (x) /cos^3 (x) dx ∫1-sin2x/sin^2x-x dx求不定积分 sin(x^1/2)dx 求不定积分