初四数学一道抛物线题(运动类型的)如图,抛物线与x轴相交于A(-7,0),B(8,0),与y轴相交于C(0,6),动点P从点C出发沿CB边以每秒1个单位长的速度向B匀速运动,到达B后停止,动点Q从B出发沿BA也以每
来源:学生作业帮助网 编辑:作业帮 时间:2024/08/08 20:07:57
![初四数学一道抛物线题(运动类型的)如图,抛物线与x轴相交于A(-7,0),B(8,0),与y轴相交于C(0,6),动点P从点C出发沿CB边以每秒1个单位长的速度向B匀速运动,到达B后停止,动点Q从B出发沿BA也以每](/uploads/image/z/13182237-45-7.jpg?t=%E5%88%9D%E5%9B%9B%E6%95%B0%E5%AD%A6%E4%B8%80%E9%81%93%E6%8A%9B%E7%89%A9%E7%BA%BF%E9%A2%98%EF%BC%88%E8%BF%90%E5%8A%A8%E7%B1%BB%E5%9E%8B%E7%9A%84%EF%BC%89%E5%A6%82%E5%9B%BE%2C%E6%8A%9B%E7%89%A9%E7%BA%BF%E4%B8%8Ex%E8%BD%B4%E7%9B%B8%E4%BA%A4%E4%BA%8EA%28-7%2C0%29%2CB%288%2C0%29%2C%E4%B8%8Ey%E8%BD%B4%E7%9B%B8%E4%BA%A4%E4%BA%8EC%EF%BC%880%2C6%EF%BC%89%2C%E5%8A%A8%E7%82%B9P%E4%BB%8E%E7%82%B9C%E5%87%BA%E5%8F%91%E6%B2%BFCB%E8%BE%B9%E4%BB%A5%E6%AF%8F%E7%A7%921%E4%B8%AA%E5%8D%95%E4%BD%8D%E9%95%BF%E7%9A%84%E9%80%9F%E5%BA%A6%E5%90%91B%E5%8C%80%E9%80%9F%E8%BF%90%E5%8A%A8%2C%E5%88%B0%E8%BE%BEB%E5%90%8E%E5%81%9C%E6%AD%A2%2C%E5%8A%A8%E7%82%B9Q%E4%BB%8EB%E5%87%BA%E5%8F%91%E6%B2%BFBA%E4%B9%9F%E4%BB%A5%E6%AF%8F)
xYYs#Gr+-E*HpQ
CicÁ q$x<7_eU3^?z/l>}[ʱ}YeZ
Zgo^Eε;j{aVe ν_Wy؆-CnxzJmYH1[kdfnCmx%%oك5,f1^4K%7K'9(hRRӅu'\_iٟ<9G2+e
ڈʱ^%V!gl߫
6>^)9X;'t=W;d)Ӟ?nMx!϶۟a=Zx9ߩ@'/?A1;iqBAqaw0XcQˣ6Bz[g1l@<&Lx6kEAuNx>;,UfF?['}1g+58~2=GkWq)rwZ*en7٧n~٧/WV