在平面直角坐标系中,抛物线y=x2(x方) +bx+c过A(2,0)B(4,0)两点,直线y=1\2x+2交y轴于点c,且过点D(8,M)(1)求抛物线解析式(2)在x轴找一点p,使pc+dp值最小,求点p坐标(图为:直线过y轴点2 在一二
来源:学生作业帮助网 编辑:作业帮 时间:2024/08/09 21:01:19
![在平面直角坐标系中,抛物线y=x2(x方) +bx+c过A(2,0)B(4,0)两点,直线y=1\2x+2交y轴于点c,且过点D(8,M)(1)求抛物线解析式(2)在x轴找一点p,使pc+dp值最小,求点p坐标(图为:直线过y轴点2 在一二](/uploads/image/z/11944506-66-6.jpg?t=%E5%9C%A8%E5%B9%B3%E9%9D%A2%E7%9B%B4%E8%A7%92%E5%9D%90%E6%A0%87%E7%B3%BB%E4%B8%AD%2C%E6%8A%9B%E7%89%A9%E7%BA%BFy%3Dx2%EF%BC%88x%E6%96%B9%EF%BC%89+%2Bbx%2Bc%E8%BF%87A%EF%BC%882%2C0%EF%BC%89B%EF%BC%884%2C0%EF%BC%89%E4%B8%A4%E7%82%B9%2C%E7%9B%B4%E7%BA%BFy%3D1%5C2x%2B2%E4%BA%A4y%E8%BD%B4%E4%BA%8E%E7%82%B9c%2C%E4%B8%94%E8%BF%87%E7%82%B9D%288%2CM%29%281%29%E6%B1%82%E6%8A%9B%E7%89%A9%E7%BA%BF%E8%A7%A3%E6%9E%90%E5%BC%8F%EF%BC%882%EF%BC%89%E5%9C%A8x%E8%BD%B4%E6%89%BE%E4%B8%80%E7%82%B9p%2C%E4%BD%BFpc%2Bdp%E5%80%BC%E6%9C%80%E5%B0%8F%2C%E6%B1%82%E7%82%B9p%E5%9D%90%E6%A0%87%EF%BC%88%E5%9B%BE%E4%B8%BA%EF%BC%9A%E7%9B%B4%E7%BA%BF%E8%BF%87y%E8%BD%B4%E7%82%B92+%E5%9C%A8%E4%B8%80%E4%BA%8C)
xUKP+]R[^4,( ?LW
yř(`
J)c-+v$`1^{N$>j_4+ixj,}YdamTeh6j/sy{YIL# J)FNHJS\ s/
釠Hk@9*y~iB"Qmf\zͺ@ _ e\ѷߔcX<|\RDTZ5UjՏn3 6k
2j8
Ef\=!hyO=ܻc5 ߴZKxhVÖs'1.qu(KW}(g