ONE QUESTION, ONE STEP
ZX-A5142795CDCircles · 第 8 题
Circles · 原库模块 1 · Q8 原库参考解析
The equation (x + 6)2 + (y + 3)2 =121 defines a circle in the xy‑plane. What is the radius of the circle?
参考答案:
解题思路
容易忽略的一步
ONE QUESTION, ONE STEP
ZX-A5142795CDCircles · 原库模块 1 · Q8 原库参考解析
The equation (x + 6)2 + (y + 3)2 =121 defines a circle in the xy‑plane. What is the radius of the circle?
参考答案:
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