一场函数y=2x-4的图像交x轴、y轴于A、B两点,P(x,y)是直线上一动点(1)如图,当点P的纵坐标为-3,求线段OP的解析式及自变量x的取值范围(2)当OP分△AOB的面积为1:2的两部分时,求点P的坐标
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![一场函数y=2x-4的图像交x轴、y轴于A、B两点,P(x,y)是直线上一动点(1)如图,当点P的纵坐标为-3,求线段OP的解析式及自变量x的取值范围(2)当OP分△AOB的面积为1:2的两部分时,求点P的坐标](/uploads/image/z/4071853-37-3.jpg?t=%E4%B8%80%E5%9C%BA%E5%87%BD%E6%95%B0y%3D2x-4%E7%9A%84%E5%9B%BE%E5%83%8F%E4%BA%A4x%E8%BD%B4%E3%80%81y%E8%BD%B4%E4%BA%8EA%E3%80%81B%E4%B8%A4%E7%82%B9%2CP%28x%2Cy%29%E6%98%AF%E7%9B%B4%E7%BA%BF%E4%B8%8A%E4%B8%80%E5%8A%A8%E7%82%B9%EF%BC%881%EF%BC%89%E5%A6%82%E5%9B%BE%2C%E5%BD%93%E7%82%B9P%E7%9A%84%E7%BA%B5%E5%9D%90%E6%A0%87%E4%B8%BA-3%2C%E6%B1%82%E7%BA%BF%E6%AE%B5OP%E7%9A%84%E8%A7%A3%E6%9E%90%E5%BC%8F%E5%8F%8A%E8%87%AA%E5%8F%98%E9%87%8Fx%E7%9A%84%E5%8F%96%E5%80%BC%E8%8C%83%E5%9B%B4%EF%BC%882%EF%BC%89%E5%BD%93OP%E5%88%86%E2%96%B3AOB%E7%9A%84%E9%9D%A2%E7%A7%AF%E4%B8%BA1%EF%BC%9A2%E7%9A%84%E4%B8%A4%E9%83%A8%E5%88%86%E6%97%B6%2C%E6%B1%82%E7%82%B9P%E7%9A%84%E5%9D%90%E6%A0%87)
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