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Ivan2gi
@Ivan2gi
July 2022
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Решите уравнение 3x^2-x-2=0
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ShirokovP
Verified answer
3x^2 - x - 2 = 0
D = 1 + 4*2*3 = 1 + 24 = 25
x1 = (1 + 5)/6 = 6/6 = 1
x2 = (1 - 5)/6 = - 4/6= - 2/3
2 votes
Thanks 1
374hfiebfujevy
3x^2-x-2=0
a+b+c=3-1-2=0
Ответ:[1
[ -2/3
1 votes
Thanks 0
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Answers & Comments
Verified answer
3x^2 - x - 2 = 0D = 1 + 4*2*3 = 1 + 24 = 25
x1 = (1 + 5)/6 = 6/6 = 1
x2 = (1 - 5)/6 = - 4/6= - 2/3
a+b+c=3-1-2=0
Ответ:[1
[ -2/3