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Class 12 Ex 1.2 Question 1 Math | Relation & Function | Q1 Ex 1.2 Class 12 Math | ex1.2 q 1 Class 12

In this video we have explained Question 1 of ex 1.2 chapter 1 Relation & Function
Question 1: Show that the function f: R∗ →R ∗ defined by f(x)=1/x is one-one and onto, where R∗ is the set of all non-zero real numbers. Is the result true, if the domain R ∗ is replaced by N with co-domain being same as R∗?
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Видео Class 12 Ex 1.2 Question 1 Math | Relation & Function | Q1 Ex 1.2 Class 12 Math | ex1.2 q 1 Class 12 канала Mathematics Untold
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