若关于x的方程(x-5)/(x-6)-(x-6)/(x-5)=k/(xˆ2-11x+30),求k 的取值范围
来源:学生作业帮助网 编辑:作业帮 时间:2024/08/27 23:10:21
![若关于x的方程(x-5)/(x-6)-(x-6)/(x-5)=k/(xˆ2-11x+30),求k 的取值范围](/uploads/image/z/2451268-28-8.jpg?t=%E8%8B%A5%E5%85%B3%E4%BA%8Ex%E7%9A%84%E6%96%B9%E7%A8%8B%EF%BC%88x-5%EF%BC%89%2F%EF%BC%88x-6%EF%BC%89-%EF%BC%88x-6%EF%BC%89%2F%EF%BC%88x-5%EF%BC%89%3Dk%2F%EF%BC%88x%26%23710%3B2-11x%2B30%EF%BC%89%2C%E6%B1%82k+%E7%9A%84%E5%8F%96%E5%80%BC%E8%8C%83%E5%9B%B4)
x){ѽi'*jy6mtT蚾өfYp>\6VS67465466 <ؔ 4i
{^4?&Hnvg@@LSLEi 14 V
JCر#0 5UB9@WUf+ T=\` `P4}c
6J q!@֡6yv 3=
若关于x的方程(x-5)/(x-6)-(x-6)/(x-5)=k/(xˆ2-11x+30),求k 的取值范围
若关于x的方程(x-5)/(x-6)-(x-6)/(x-5)=k/(xˆ2-11x+30),求k 的取值范围
若关于x的方程(x-5)/(x-6)-(x-6)/(x-5)=k/(xˆ2-11x+30),求k 的取值范围
(x-5)/(x-6)-(x-6)/(x-5)=k/(x²-11x+30)
[(x-5)²-(x-6)²]/(x-6)(x-5)=k/(x²-11x+30)
(2x-11)/(x-6)(x-5)=k/(x-6)(x-5)
2x-11=k (x-6)(x-5)≠0
x=(k+11)/2 x≠5且x≠6
(k+11)/2≠5且(k+11)/2≠6
k≠±1