shlondaw6029 shlondaw6029 03-01-2024 Mathematics contestada Select the function that does not have a well-defined inverse. f:Z→Z f(x)=⌈x+2⌉ f:R→R f(x)=3x+4 f:R→Z f(x)=⌈x⌉ f:R→R f(x)=-2x+5.