1.已知抛物线Y^2=-X与直线L:Y=K(X+1)相交于A,B两点,(1)求证:OA垂直OB(2)当△OAB的面积等于√10时,求K的值.2.直线L:Y=KX+1与双曲线C:2X^2-Y^2=1的右支相交于不同的两点A,B 求实数K的取值范围.
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/04 20:24:01
![1.已知抛物线Y^2=-X与直线L:Y=K(X+1)相交于A,B两点,(1)求证:OA垂直OB(2)当△OAB的面积等于√10时,求K的值.2.直线L:Y=KX+1与双曲线C:2X^2-Y^2=1的右支相交于不同的两点A,B 求实数K的取值范围.](/uploads/image/z/2085453-45-3.jpg?t=1.%E5%B7%B2%E7%9F%A5%E6%8A%9B%E7%89%A9%E7%BA%BFY%5E2%3D-X%E4%B8%8E%E7%9B%B4%E7%BA%BFL%EF%BC%9AY%3DK%28X%2B1%29%E7%9B%B8%E4%BA%A4%E4%BA%8EA%2CB%E4%B8%A4%E7%82%B9%2C%EF%BC%881%EF%BC%89%E6%B1%82%E8%AF%81%EF%BC%9AOA%E5%9E%82%E7%9B%B4OB%282%29%E5%BD%93%E2%96%B3OAB%E7%9A%84%E9%9D%A2%E7%A7%AF%E7%AD%89%E4%BA%8E%E2%88%9A10%E6%97%B6%2C%E6%B1%82K%E7%9A%84%E5%80%BC.2.%E7%9B%B4%E7%BA%BFL%EF%BC%9AY%3DKX%2B1%E4%B8%8E%E5%8F%8C%E6%9B%B2%E7%BA%BFC%EF%BC%9A2X%5E2-Y%5E2%3D1%E7%9A%84%E5%8F%B3%E6%94%AF%E7%9B%B8%E4%BA%A4%E4%BA%8E%E4%B8%8D%E5%90%8C%E7%9A%84%E4%B8%A4%E7%82%B9A%2CB+%E6%B1%82%E5%AE%9E%E6%95%B0K%E7%9A%84%E5%8F%96%E5%80%BC%E8%8C%83%E5%9B%B4.)
xSAk@+{
I6QD0xR[ b[&e-
ڥvո I&D%3&f1{=vF,|f?1[ic)op[*R(Jggiv7-alUǢ`:v+y28q,
a!zJE*`t+n/ Xn6:-:ֹ;)Ť2FO.[h?{Qd ɢ
}oˋv@pevmi~q4w,V+{F3iVC͆|zL]D|dx
KݚeA$'B>q9X] =T\O-wy"xȃb5mE F-R
8S