Question: Let f(x) = x 5 - x 2 + 4. Evaluate f(1) and f(2). Is there a real number k such that f(k) = 20?

Let f(x) = x5 - x2 + 4. Evaluate f(1) and f(2). Is there a real number k such that f(k) = 20? Explain your answer.

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