C++ MQCs with Explanation (CHAPTER 7: OPERATOR OVERLOADING)

State which of the following statements is FALSE

1. Overloaded operators follow the syntax rules of the original operators
2. Friend functions can be used to overload all the over loadable operators
3. Unary operators overloaded by means of a member function take no explicit argument
4. Binary arithmetic operator functions must explicitly return a value

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Answer: 

Option b: Friend functions can be used to overload all the over loadable operators

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Explanation Here