f(x)=-2x+√x^2-2x-3求值域f(x)=-2x+√(x^2-2x-3)求值域

来源:学生作业帮助网 编辑:六六作业网 时间:2024/07/13 04:23:52
f(x)=-2x+√x^2-2x-3求值域f(x)=-2x+√(x^2-2x-3)求值域f(x)=-2x+√x^2-2x-3求值域f(x)=-2x+√(x^2-2x-3)求值域f(x)=-2x+√x^

f(x)=-2x+√x^2-2x-3求值域f(x)=-2x+√(x^2-2x-3)求值域
f(x)=-2x+√x^2-2x-3求值域
f(x)=-2x+√(x^2-2x-3)求值域

f(x)=-2x+√x^2-2x-3求值域f(x)=-2x+√(x^2-2x-3)求值域
亲,能告诉下后面的根号到哪里吗.2x-3在根号里吗

(x^2-2x-3)>0,x.>3或<-1,则值域<2且>-6