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一、选择题(本大题共17小题,每小题4分,共68分。在每小题给出的四个选项中,只有一项是符合题目要求的) (1)直线l的倾斜角是60°,在x轴上的截距为
First, the multiple-choice questions (the title of a total of 17 small questions, each question 4 points, a total of 68 points. In each of the four questions given in the four options, only one is in line with the requirements of the title) (1) linear l The tilt angle is 60° and the intercept on the x-axis is