How many times Continuous
Calculus
Level
2
Find the number of continuous functions f satisfying
where x and y are any real numbers.
4
2
3
1
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put y=1 and x=1 ........... simplifying the obtained equation , you will get f(1) = 0,1 ......... hence it is pretty clear that there are two different values for one input ... hence two different mappings!