Q7-10 points Consider the function f : ℝ → ℝ defined by f (…

Questions

Q7-10 pоints Cоnsider the functiоn f : ℝ → ℝ defined by f (x) = x³ – 2x + 3. Prove or provide а counter exаmple thаt this function is onto (or surjective). Prove or provide a counter example that this function is one-to-one (or injective).

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