Evaluate: sigma 20 and 1 = (3n+2) HEEELLLPPP MEEEEE

Igor Litvinovich asked Nov 26, 2022

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24 votes

Evaluate: sigma 20 and 1 = (3n+2)
HEEELLLPPP MEEEEE

Igor Litvinovich asked Nov 26, 2022

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8 votes

Answer:

Explanation:

$\displaystyle \sum_(n=1)^(20) (3n+2)=((62+5)*20)/(2) =10*67=670\\$

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