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--- pow:problem6f20 [2020/11/23 00:36]
mazur created
+++ pow:problem6f20 [2020/11/23 17:31] (current)
mazur
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+<box 80% round orange|Problem 6 (due Monday, November 23)>
+\\
+Let $f(x)$ be a polynomial with real coefficients such that $f(x)-2f'(x)+f''(x)>0$ for all $x$.
+Prove that $f(x)>0$ for all x.
+ </box>
+Only one solution was received, form Yuqiao Huang. His solution is close to our solution, which
+is contained in the following link {{:pow:2020fproblem6.pdf|Solution}}