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gooxt
@gooxt
July 2022
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Реши квадратное уравнение
х^2 = -9
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aciddropking11
X^2=-9
x^2+9=0
(x+3)(x+3)=0
x^2+6x+9=0
D=36-4*1*6=0
x=-3
x₁=-3i
x₂=3i
9 votes
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Answers & Comments
x^2+9=0
(x+3)(x+3)=0
x^2+6x+9=0
D=36-4*1*6=0
x=-3
x₁=-3i
x₂=3i