Question

A relation R in the set of real numbers R defined as = {(, ): √ = } is a function or not. Justify.


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Answer 1

Answer:

Justify Given  = {(, ): √ = } Here, R is defined in set of Real Numbers So, a ∈ R and b ∈ R But, √ = is not defined for negative values of a So, R is not a function

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