Hi, I don't get this question so well. Can somebody pls help! Find the zeros of the function: f(x)=x(e^-x) - e^-x Thank you Isabel
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Originally Posted by cuteisa89 Hi, I don't get this question so well. Can somebody pls help! Find the zeros of the function: f(x)=x(e^-x) - e^-x Thank you Isabel first let's factor out the e^-x => f(x) = (e^-x)(x - 1) to find the zeroes, we must solve: (e^-x)(x - 1) = 0 => e^-x = 0 or x - 1 = 0 however, e^-x is never 0 so we must have x - 1 = 0 => x = 1
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