For the function

MATHEMATICS · Single correct · AoPS · Mathematics · Proportion · Proportion

Problem

For the function y=1xy=\dfrac{1}{x}, the output is y=−0.125y=-0.125. Determine the corresponding value of xx. (a) 88 (b) −18-\dfrac{1}{8} (c) −8-8 (d) −4-4

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