Question: Could you explain how to approach this problem on continuity? Thank you. 8 . Ler of be an increasing function on 10, IJ. Prove that

Could you explain how to approach this problem on continuity? Thank you.

Could you explain how to approach this problem on continuity? Thank you.

8 . Ler of be an increasing function on 10, IJ. Prove that the net of points at which of is not continuous is countable. ( Hinit : Show just that ( = Ii f(x) and RE In fix) exist to GO, 1) x C Ten consider An = (CE(,1) : Re-Ledthe for all no IN . )

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