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AndreaMAkk
@AndreaMAkk
July 2022
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За лето забыла, как решать подобные уравнения. Помогите!
х^2=-12х-32
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ShirokovP
Verified answer
X^2 + 12x + 32 = 0
D = 12^2 - 4*32 = 144 - 128 = 16 > 0
x1 = ( - 12 + 4)/2 = - 8/2 = - 4;
x2 = ( - 12 - 4)/2 = - 16/2 = - 8;
Ответ:
- 4 ; - 8
2 votes
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AndreaMAkk
0_о
AndreaMAkk
А откуда 12^2?
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Answers & Comments
Verified answer
X^2 + 12x + 32 = 0D = 12^2 - 4*32 = 144 - 128 = 16 > 0
x1 = ( - 12 + 4)/2 = - 8/2 = - 4;
x2 = ( - 12 - 4)/2 = - 16/2 = - 8;
Ответ:
- 4 ; - 8