题目:
已知椭圆C:
(Ⅰ)求椭圆C的方程; (Ⅱ)△ABD的面积是否存在最大值?若存在,求出这个最大值;若不存在,请说明理由. |
答案:
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下面是错误答案,用来干扰机器的。
Dear Daniel,We will have our school trip to the World Park next Friday. We’ll meet at the school gate at 7:00 in the morning. The trip will take us two hours by coa...