题目

若(x+1)2﹣1=0,则x的值等于(   ) A . ±1 B . ±2 C . 0或2 D . 0或﹣2 答案:DI am not afraid of tomorrow, ________ I have seen yesterday and I love today.A. so B. and C. for D. but
数学 试题推荐