Question: - Let f(x) = x -12-2 (you may recognize Newman's method for 2). 2x a) Prove f([1, 0)) c [1, ). b) Prove that

- Let f(x) = x -12-2 (you may recognize Newman's method for 

- Let f(x) = x -12-2 (you may recognize Newman's method for 2). 2x a) Prove f([1, 0)) c [1, ). b) Prove that f: [1, ) [1, ) is a contraction.

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