1.经过点A(-根号2,-根号3)B(根号15/3,2)的椭圆方程为().我一直解的是a方=3,b方=9 难道是解的错误了,同志们帮帮忙啊...2.空中一个直径为40公分的球形气球,在地面上的影子是一个椭圆.已知
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/29 15:40:18
![1.经过点A(-根号2,-根号3)B(根号15/3,2)的椭圆方程为().我一直解的是a方=3,b方=9 难道是解的错误了,同志们帮帮忙啊...2.空中一个直径为40公分的球形气球,在地面上的影子是一个椭圆.已知](/uploads/image/z/5916764-20-4.jpg?t=1.%E7%BB%8F%E8%BF%87%E7%82%B9A%EF%BC%88-%E6%A0%B9%E5%8F%B72%2C-%E6%A0%B9%E5%8F%B73%EF%BC%89B%EF%BC%88%E6%A0%B9%E5%8F%B715%2F3%2C2%EF%BC%89%E7%9A%84%E6%A4%AD%E5%9C%86%E6%96%B9%E7%A8%8B%E4%B8%BA%EF%BC%88%EF%BC%89.%E6%88%91%E4%B8%80%E7%9B%B4%E8%A7%A3%E7%9A%84%E6%98%AFa%E6%96%B9%3D3%2Cb%E6%96%B9%3D9+%E9%9A%BE%E9%81%93%E6%98%AF%E8%A7%A3%E7%9A%84%E9%94%99%E8%AF%AF%E4%BA%86%2C%E5%90%8C%E5%BF%97%E4%BB%AC%E5%B8%AE%E5%B8%AE%E5%BF%99%E5%95%8A...2.%E7%A9%BA%E4%B8%AD%E4%B8%80%E4%B8%AA%E7%9B%B4%E5%BE%84%E4%B8%BA40%E5%85%AC%E5%88%86%E7%9A%84%E7%90%83%E5%BD%A2%E6%B0%94%E7%90%83%2C%E5%9C%A8%E5%9C%B0%E9%9D%A2%E4%B8%8A%E7%9A%84%E5%BD%B1%E5%AD%90%E6%98%AF%E4%B8%80%E4%B8%AA%E6%A4%AD%E5%9C%86.%E5%B7%B2%E7%9F%A5)
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