SOLUTION: A1. Consider the function {{{f(x)=x^2*e^(-x)^2}}}. a. Determine the critical points of f. b. Determine the absolute maximum and absolute minimum values of f on the interval[-2, 2

Algebra ->  Testmodule -> SOLUTION: A1. Consider the function {{{f(x)=x^2*e^(-x)^2}}}. a. Determine the critical points of f. b. Determine the absolute maximum and absolute minimum values of f on the interval[-2, 2      Log On


   



Question 1041435: A1. Consider the function f%28x%29=x%5E2%2Ae%5E%28-x%29%5E2.
a. Determine the critical points of f.
b. Determine the absolute maximum and absolute minimum values of f on the interval[-2, 2]
A2. Suppose that f is a polynomial of degree n, where n ≥ 2. Show that if f has n distinct roots, then f%5E1%28x%29 must have n-1 distinct roots.

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A2. Suppose that is a polynomial of degree , where . Show that if has distinct roots, then must have distinct roots.

Between any two roots of there must be a root of by Rolle's Theorem. But since all roots of are distinct and since is perforce of degree , there can only be roots of and they must be distinct.

John

My calculator said it, I believe it, that settles it