2. 外语
  3. Which two of the following are NOT solutions of(x-5)(x-3)(x-9)(x+9)=0?

Which two of the following are NOT solutions of(x-5)(x-3)(x-9)(x+9)=0?

admin2013-02-19  74
问题 Which two of the following are NOT solutions of(x-5)(x-3)(x-9)(x+9)=0?
选项 A、-9
B、-5
C、-3
D、3
E、5
答案B,C
解析 The correct answer is B and C. The solutions are the values of x that make the product of(x-5)(x-9)(x-3)(x+9)equal to 0. Therefore, x can equal 5, 3, 9, or -9, but x cannot equal -5 or -3.
转载请注明原文地址:https://kaotiyun.com/show/BjkO777K
本试题收录于： GRE QUANTITATIVE题库GRE分类
0

GRE QUANTITATIVE

GRE

相关试题推荐
随机试题
最新回复(0)