I can add a few more.
infinity * infinity=infinity
infinity/5=infinity
infinity^infinity=infinity
5*infinity=infinity
Generally, division of infinity isn't defined. So, infinity/infinity isn't well defined. But if you divide an infinite set into a finite number of equal sized sets, each piece will be infinite.
infinity * infinity=infinity
infinity/5=infinity
infinity^infinity=infinity
5*infinity=infinity
Generally, division of infinity isn't defined. So, infinity/infinity isn't well defined. But if you divide an infinite set into a finite number of equal sized sets, each piece will be infinite.