已知二次函数y=x²+bx+c的图像经过点B(2,-3),C(0,-3),与x正半轴交于A已知二次函数y=x²+bx+c的图像经过点B(2,-3),C(0,-3),与x正半轴交于A点(1)求此函数的解析式;(2)点P从B点出发
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/29 08:15:59
![已知二次函数y=x²+bx+c的图像经过点B(2,-3),C(0,-3),与x正半轴交于A已知二次函数y=x²+bx+c的图像经过点B(2,-3),C(0,-3),与x正半轴交于A点(1)求此函数的解析式;(2)点P从B点出发](/uploads/image/z/10151744-32-4.jpg?t=%E5%B7%B2%E7%9F%A5%E4%BA%8C%E6%AC%A1%E5%87%BD%E6%95%B0y%3Dx%26sup2%3B%2Bbx%2Bc%E7%9A%84%E5%9B%BE%E5%83%8F%E7%BB%8F%E8%BF%87%E7%82%B9B%EF%BC%882%2C-3%EF%BC%89%2CC%EF%BC%880%2C-3%EF%BC%89%2C%E4%B8%8Ex%E6%AD%A3%E5%8D%8A%E8%BD%B4%E4%BA%A4%E4%BA%8EA%E5%B7%B2%E7%9F%A5%E4%BA%8C%E6%AC%A1%E5%87%BD%E6%95%B0y%3Dx%26%23178%3B%2Bbx%2Bc%E7%9A%84%E5%9B%BE%E5%83%8F%E7%BB%8F%E8%BF%87%E7%82%B9B%EF%BC%882%2C-3%EF%BC%89%2CC%EF%BC%880%2C-3%EF%BC%89%2C%E4%B8%8Ex%E6%AD%A3%E5%8D%8A%E8%BD%B4%E4%BA%A4%E4%BA%8EA%E7%82%B9%EF%BC%881%EF%BC%89%E6%B1%82%E6%AD%A4%E5%87%BD%E6%95%B0%E7%9A%84%E8%A7%A3%E6%9E%90%E5%BC%8F%EF%BC%9B%EF%BC%882%EF%BC%89%E7%82%B9P%E4%BB%8EB%E7%82%B9%E5%87%BA%E5%8F%91)
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