In the rectangular quadrant system shown above, which quadrant, if any, contains

游客2024-01-14 47

问题 In the rectangular quadrant system shown above, which quadrant, if any, contains no point (x,y) that satisfies the equation x2-2y=3?

选项 A、none
B、Ⅰ
C、Ⅱ
D、Ⅲ
E、Ⅳ

答案 A

解析 The equation describes a parabola facing upward that crosses the y-axis

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