点p(x,y)是椭圆x²/a²+y²/b²=1(a>b>0)上一点,求xy的范围
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/02 02:17:07
![点p(x,y)是椭圆x²/a²+y²/b²=1(a>b>0)上一点,求xy的范围](/uploads/image/z/7104633-33-3.jpg?t=%E7%82%B9p%28x%2Cy%29%E6%98%AF%E6%A4%AD%E5%9C%86x%26%23178%3B%2Fa%26%23178%3B%2By%26%23178%3B%2Fb%26%23178%3B%3D1%28a%3Eb%3E0%29%E4%B8%8A%E4%B8%80%E7%82%B9%2C%E6%B1%82xy%E7%9A%84%E8%8C%83%E5%9B%B4)
点p(x,y)是椭圆x²/a²+y²/b²=1(a>b>0)上一点,求xy的范围
点p(x,y)是椭圆x²/a²+y²/b²=1(a>b>0)上一点,求xy的范围
点p(x,y)是椭圆x²/a²+y²/b²=1(a>b>0)上一点,求xy的范围
[-a*b/2 ,a*b/2]
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来源:学生作业帮助网 编辑:作业帮 时间:2024/07/02 02:17:07
点p(x,y)是椭圆x²/a²+y²/b²=1(a>b>0)上一点,求xy的范围
点p(x,y)是椭圆x²/a²+y²/b²=1(a>b>0)上一点,求xy的范围
点p(x,y)是椭圆x²/a²+y²/b²=1(a>b>0)上一点,求xy的范围
[-a*b/2 ,a*b/2]