函数y=根号2x+1分之x-1中,自变量x的取值范围是?

2024-12-13 16:05:29
推荐回答(2个)
回答1:

函数y=根号2x+1分之x-1中:
(x-1)/(2x+1)≥0
x≥1或x<-1/2
自变量x的取值范围是[1,+∞)∪(-∞,-1/2)

回答2:

x>=1或x<=-1/2