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Math help please

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Suppose the decimal $0.28$ is equal to $\frac{1}{n}+\frac{2}{n^2}$ , where $n$ is negative. Find $n$ .

Jmaster10 Nov 25, 2020

1⁺⁰ Answers

0

(n+2)/n²= .28

.28n²= n+2

.28n² -n-2=0

quadratic formula n= 5 or -1.42857<

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