Infinity is a situation in mathematics,it arises when denominator becomes zero. When denominator becomes zero then it became very huge number and it is called infinity.we always avoid this situation in mathematics to deal with suh type of situation we use limit ,it is a topic of calculas.
1/0 = Infinity =Huge no. beyond your imagination i.e , it is a like a ocean.
Infinity -1 = Infinity
Infinity - any number = Infinity
0/1 = Zero
0/0 = Meaningless
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