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nastyasamburovA
@nastyasamburovA
August 2022
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найдите корни уравнения 1)3х^2-4х-20/ x+4=0
2)6x^2-5x-4/5-x=0
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Nastyha
1)3x^2-4x-20=0
D=16-4*3*(-20)=256
x1=4-16/6=-2
x2=4+16/6=20/6=10/3
Ответ:x1=-2;x2=10/3
3 votes
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Answers & Comments
D=16-4*3*(-20)=256
x1=4-16/6=-2
x2=4+16/6=20/6=10/3
Ответ:x1=-2;x2=10/3