решите интеграл от -1 до 3 (3х-1)^3dx. Created by chocolate00. algebra-ru

решите интеграл от -1 до 3 (3х-1)^3dx...

chocolate00 @chocolate00

October 2021 1 35 Report

решите интеграл от -1 до 3 (3х-1)^3dx

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kirichekov

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$\int\limits^3 _{-1} {(3x-1)} \, dx =(3* \frac{ x^{1+1} }{1+1} -x)| ^{3} _{-1} =(1,5 x^{2} -x)} ^{3} _{-1} =$
$=(1,5* 3^{2}-3 )-(1,5* (-1)^{2}-(-1) )=10,5-2,5=8$

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