0 votes 0 votes Prove that a strictly increasing function from $R$ to it-self is one-to-one. Give an example of an increasing function from $R$ to itself that is not one-to-one Set Theory & Algebra kenneth-rosen discrete-mathematics set-theory&algebra + – Pooja Khatri asked Apr 9, 2019 Pooja Khatri 271 views answer comment Share Follow See all 0 reply Please log in or register to add a comment.