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- Jun 20, 2014

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Here is this week's POTW:

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Suppose $K$ is a normal subgroup of a group $G$ with $|G|$ odd. Prove that if $|K| = 5$, then $K$ is contained in the center of $G$.

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Remember to read the POTW submission guidelines to find out how to submit your answers!

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Suppose $K$ is a normal subgroup of a group $G$ with $|G|$ odd. Prove that if $|K| = 5$, then $K$ is contained in the center of $G$.

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Remember to read the POTW submission guidelines to find out how to submit your answers!

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