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In the xy-plane, C and D are circles centered at the origin with radii $$\sqrt{17}$$ and $$\sqrt{5}$$, respectively.
Quantity A
The number of points (a, b) on circle C where both a and b are integers
Quantity B
The number of points (a, b) on circle D where both a and b are integers
C显示答案
· 相关考点
3.7.8 圆的解析方程
3.7.8 圆的解析方程
以上解析由 考满分老师提供。
