Предмет: Алгебра, автор: настя23741окай

решите уравнения 3x^2-28x+9=0
2x^2-8x+11=0
16x^2-8x+1=0

Ответы

Автор ответа: artur1773

0

1)х1=9;х2=1/3
2)корней нет
3)х1,2=0,25

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