1.函数y=√{log1/2为底[(x的平方)-1]}的定义域为( )A.[-√2,-1)U(1,√2]B.(-√2,-1)U(1,√2)C.[-2,-1)U(1,2]D.(-2,-1)U(1,2)2.若函数f(x)=log(a为底)x,(0

来源:学生作业帮助网 编辑:作业帮 时间:2024/05/07 01:20:03
1.函数y=√{log1/2为底[(x的平方)-1]}的定义域为( )A.[-√2,-1)U(1,√2]B.(-√2,-1)U(1,√2)C.[-2,-1)U(1,2]D.(-2,-1)U(1,2)2.若函数f(x)=log(a为底)x,(0

1.函数y=√{log1/2为底[(x的平方)-1]}的定义域为( )A.[-√2,-1)U(1,√2]B.(-√2,-1)U(1,√2)C.[-2,-1)U(1,2]D.(-2,-1)U(1,2)2.若函数f(x)=log(a为底)x,(0
1.函数y=√{log1/2为底[(x的平方)-1]}的定义域为( )
A.[-√2,-1)U(1,√2]
B.(-√2,-1)U(1,√2)
C.[-2,-1)U(1,2]
D.(-2,-1)U(1,2)
2.若函数f(x)=log(a为底)x,(0

1.函数y=√{log1/2为底[(x的平方)-1]}的定义域为( )A.[-√2,-1)U(1,√2]B.(-√2,-1)U(1,√2)C.[-2,-1)U(1,2]D.(-2,-1)U(1,2)2.若函数f(x)=log(a为底)x,(0
1.
x^2-1>0 x>1或x