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已知函数y=2sin(x+)(0≤x≤2π)的图象和直线y=2围成一个封闭的平面图形,则这个封闭的平面图形的面积是 .
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高一下学期数学《2016级高一年级数学学科学案材料序号:441.6函数y=Asin(ωx+φ)的图象(2)》真题及答案
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