cos3xsin2x,sincos

4985712133 sin(3x=2x x0.4985712133 sin(3x)2x x0.
已知函数y=3cos^2x 2√3sinxcosx sin^2x,求
2到π/2上的定积分/2→π/2)cos05xdx/2→π/2(1 cos(2x.
举报 答案纠错 评论 0 0 其他回答=2(sin2xcos兀/3-cos2xsin兀/2)
求不定积分cos^3xsin^2xdx