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OpenStudy (anonymous):
Arithmetic series summation
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OpenStudy (anonymous):
zepdrix (zepdrix):
\[\Large\rm \sum_{\mathcal i=1}^6 \left|3\mathcal i -10\right|\]So our first term corresponds to i=1,\[\Large\rm \left|3(1)-10\right|=|-7|\]Taking the absolute value gives us,\[\Large\rm 7\]yes?
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