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Point $$Q$$ (not shown) is on the number line between $$-2$$ and $$-1$$. Point $$R$$ (not shown) is on the number line between $$0$$ and $$1$$. Point $$S$$ (not shown) is on the number line between $$3$$ and $$4$$.
Note: In the following question, $$QR$$ represents the distance between point $$Q$$ and point $$R$$, not product of the coordinates of point $$Q$$ and point $$R$$
Quantity A
$$QR$$
Quantity B
$$RS$$
D显示答案
· 相关考点
2.3.1 实数轴
2.3.1 实数轴
以上解析由 考满分老师提供。