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Vetrooovaaa
@Vetrooovaaa
July 2022
2
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решите уравнение:
20б
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Kixcertborn2
Verified answer
8x^2-11x+3=0
D=(-11)^2-4*8*3=121-96=25=5^2
x=(11
±5)/16
x1=1
x2=3/8
2 votes
Thanks 2
skypesamp
Да, не так посчитал
skypesamp
Вроде так, но не обещаю, что верно
0 votes
Thanks 1
Kixcertborn2
121-96=25 а не 28
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Answers & Comments
Verified answer
8x^2-11x+3=0D=(-11)^2-4*8*3=121-96=25=5^2
x=(11±5)/16
x1=1
x2=3/8