初三数学 (苏教版下册)
二次函数综合

本课配套习题挑战模式1/5

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难度系数:

1.

如图,△AOB的顶点A、B在二次函数y=−x2+x+的图象上,又点A、B分别在y轴和x轴上,tan∠ABO=1. 过点A作AC∥BO交上述函数图象于点C,点P在上述函数图象上,当△POC与△ABO相似时,点P的坐标为(    ).



A:

(0,)或(3,0)

B:

(0,)或(3,0)

C:

(0,)或(4,0)

D:

(0,)或(4,0)

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