Уравнение 2x(x²-1)-(2+x)(2-x+x²)-x=24. Created by Pигби. algebra-ru

Уравнение 2x(x²-1)-(2+x)(2-x+x²)-x=24...

July 2022 1 7 Report

Уравнение
2x(x²-1)-(2+x)(2-x+x²)-x=24

zaicdnk90 2x^3-2x-4+2x-2x^2-2x+x^2-x^3-x-24=0
x^3-2x^2-3x-28=0
(x-28)(x^2-2x-3)=0
x1=28. D=4+12=16
x2=3 x3=-1

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