试题与答案

已知曲线C:x2+y2=4,直线L过点P(-1,-2),倾斜角为30°, (Ⅰ)

题型:解答题

题目:

已知曲线C:x2+y2=4,直线L过点P(-1,-2),倾斜角为30°,

(Ⅰ)求直线L的标准参数方程;

(Ⅱ)求曲线C的参数方程.

答案:

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