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NIKOLMARIANNA
@NIKOLMARIANNA
June 2022
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3х2+2х-1=0 решить уравнение
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nafanya2014
Verified answer
3х²+2х-1=0
D=2²-4·3·(-1)=4+12=16=4²
x₁=(-2-4)/6=-1 или х₂=(-2+4)/6=1/3
О т в е т. -1; 1/3.
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Answers & Comments
Verified answer
3х²+2х-1=0D=2²-4·3·(-1)=4+12=16=4²
x₁=(-2-4)/6=-1 или х₂=(-2+4)/6=1/3
О т в е т. -1; 1/3.