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Anastasia20181
@Anastasia20181
July 2022
2
17
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[tex] x^{2} = -2x +24[/tex] помогите решить
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Nikolayo
Решение на фотографии
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Алкадиеныч
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X^2 = -2x + 24
х^2 + 2х - 24 = 0
D= b^2-4ac= 4 - 4*1*(-24)=4+96=100
VD=10
х1= (-b+ VD)\2a = (-2+10)\2= 4
х2= (-b - VD)\2a = (-2-10)\2= -6
Ответ: -6; 4.
Это же легко!)
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Answers & Comments
Verified answer
X^2 = -2x + 24х^2 + 2х - 24 = 0
D= b^2-4ac= 4 - 4*1*(-24)=4+96=100
VD=10
х1= (-b+ VD)\2a = (-2+10)\2= 4
х2= (-b - VD)\2a = (-2-10)\2= -6
Ответ: -6; 4.
Это же легко!)