NECO 2020 Question 19 | Undefined Expression

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  • Опубліковано 15 лис 2024

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  • @jonykhan4395
    @jonykhan4395 10 місяців тому +4

    Good work! why we say a function is undefined? A function is not a function if its all domain members are not uniquely mapped. It means a function is not a function if it is undefined because undefined my one of its domain members is undefined.