求不定积分1/sin^4xcos^2xdx

SIN^4XCOS^4XD的不定积分 求不定积分1/sin^4xcos^2xdx 求不定积分(1/sin^2xcos^2x)dx 求不定积分,∫sin^2xcos^2x dx 求不定积分∫sin^2*xcos^5*xdx 求不定积分cos2x/sin^xcos^x 1/(sin^4xcos^4x)的不定积分 sin^2xcos^2x不定积分 sin^2xcos^3x的不定积分, 求不定积分：∫xcos(4x^2 +5)dx 求下列不定积分 ∫(xcos x)/sin³xdx 求不定积分∫xcos(x^2)dx 求∫1/sin^2xcos^2x dx 3道不定积分数学题求下列不定积分(1)cos2t／cost –sint dt(2)cos2x／sin＾xcos^x dx(3)1/ sin^x/2 cos^x/2 dx 求不定积分∫xcos xdx 求定积分∫(1/sin^2xcos^2x)dx上标派/3下标派/4 求sin^4x+cos^4x+4sin^2xcos^2x-1的最小正周期及值域. 求sin^4x+cos^4x+4sin^2xcos^2x-1的最小正周期及值域.