Problem Solving

试题详情

题目:

Which of the following inequalities has a solution set that, when graphed on the number line, is a single line segment of finite length?≥ 16

选项:

A、x4≥1
B、x3≤27
C、x2≥ 16
D、2 |x|5
E、2 3x + 4 6

答案:

E

提问:

请问题目最后的16是什么意思呢?
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