Question: 3 A For a function f IR R defined by f x x 4 find the following using images and inverse images given that A

3 A For a function f IR R defined by f x x 4 find the following using images and inverse images given that A 1 1 2 and B 5 4 12 23 60 i f B NA ii f A uf B B Show if the expression f x x 4 defined in A above has an inverse by first finding out if it is bijective Write its inverse if it has 10 Marks

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