x^2/x-5+25/5-x
来源:学生作业帮助网 编辑:六六作业网 时间:2024/11/16 18:12:13
x^2/x-5+25/5-xx^2/x-5+25/5-xx^2/x-5+25/5-x原式=x²/(x-5)-25/(x-5)=(x²-25)/(x-5)=(x+5)(x-5)/(x
x^2/x-5+25/5-x
x^2/x-5+25/5-x
x^2/x-5+25/5-x
原式=x²/(x-5)-25/(x-5)
=(x²-25)/(x-5)
=(x+5)(x-5)/(x-5)
=x+5