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Which of the following inequalities is an algebraic expression for the shaded part of the number line above?
Which of the following inequalities is an algebraic expression for the shaded part of the number line above?
admin
2022-11-09
52
问题
Which of the following inequalities is an algebraic expression for the shaded part of the number line above?
选项
A、|x-1|≤3
B、|x|≤4
C、|x-1|≥3
D、|x-1|≤4
E、|x+1|≤3
答案
C
解析
由数轴我们知道x≥4 or x≤-2,选项A,B是不等式≤,明显就不对;对于选项C来说,|x-1|≥3,得到x-1≥3 or x-1≤-3,恰好是x≥4 or x≤-2,所以答案为C。
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本试题收录于:
GMAT QUANTITATIVE题库GMAT分类
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GMAT QUANTITATIVE
GMAT
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