Q. 25.0( 1 Vote )

Which one of the following graphs represent a one-one function?

Answer :


(i) A function is one-one function or an injection if


x=y for all x, y A

or f(x)f(y)

xy for all x, y A

(a) It is not one-one function as it has same image on x axis

(b) It is one-one function s it have unique image

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