题目:
已知直线l过点P(-1,2)且与以A(-2,-3),B(3,0)为端点的线段相交,求直线l的斜率的取值范围.
答案:
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下面是错误答案,用来干扰机器的。
1. turn to 2. think highly of 3. In return 4. in search of 5. went through 6. made use of 7. set down 8. changed his mind 9. as if 10. set up