如图①,抛物线y=ax2+bx+c过原点,且当x=- 3 2 时有最小值如图①,抛物线y=ax2+bx+c过原点,且当x=-3 2 时有最小值,并经过点A(-4,2),同时AB平行于x轴交抛物线于点B;(1)求该抛物线的解析式和点B的坐
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/17 22:37:07
![如图①,抛物线y=ax2+bx+c过原点,且当x=- 3 2 时有最小值如图①,抛物线y=ax2+bx+c过原点,且当x=-3 2 时有最小值,并经过点A(-4,2),同时AB平行于x轴交抛物线于点B;(1)求该抛物线的解析式和点B的坐](/uploads/image/z/6084950-14-0.jpg?t=%E5%A6%82%E5%9B%BE%E2%91%A0%2C%E6%8A%9B%E7%89%A9%E7%BA%BFy%3Dax2%2Bbx%2Bc%E8%BF%87%E5%8E%9F%E7%82%B9%2C%E4%B8%94%E5%BD%93x%3D-+3+2+%E6%97%B6%E6%9C%89%E6%9C%80%E5%B0%8F%E5%80%BC%E5%A6%82%E5%9B%BE%E2%91%A0%2C%E6%8A%9B%E7%89%A9%E7%BA%BFy%3Dax2%2Bbx%2Bc%E8%BF%87%E5%8E%9F%E7%82%B9%2C%E4%B8%94%E5%BD%93x%3D-3+2+%E6%97%B6%E6%9C%89%E6%9C%80%E5%B0%8F%E5%80%BC%2C%E5%B9%B6%E7%BB%8F%E8%BF%87%E7%82%B9A%EF%BC%88-4%2C2%EF%BC%89%2C%E5%90%8C%E6%97%B6AB%E5%B9%B3%E8%A1%8C%E4%BA%8Ex%E8%BD%B4%E4%BA%A4%E6%8A%9B%E7%89%A9%E7%BA%BF%E4%BA%8E%E7%82%B9B%EF%BC%9B%EF%BC%881%EF%BC%89%E6%B1%82%E8%AF%A5%E6%8A%9B%E7%89%A9%E7%BA%BF%E7%9A%84%E8%A7%A3%E6%9E%90%E5%BC%8F%E5%92%8C%E7%82%B9B%E7%9A%84%E5%9D%90)
xUN@(DC*UK4
KQ!`( Bx S\mVޙ$T}tjj̐Z^A|+}7J6/Kʿ)'osXJ<6cnʭz4HX@u]/0HGrSB(ֹ[vڕo]8@Euj5
*ٌڈ{phY)SY m#{3W#CLi,Ǝ
f)qw&@p]%H)1@4^?Wq1+ppƫN<;vt"Ҝcwmv˥z-b,:"FMۥ
vkѳN$sO.)/d`{GoXdİJWSB-hV `ॐJjdj"ONc뗪f3(HwcL"lFf葜&㗰3sf5B1h&f7*sGf ZnC>s#+ybQ.¾9NH! +J85
HB旖GH]k%5*$VGc@XSwcM*+IIN(rRQ5 8f L{w