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KAMILLA26
@KAMILLA26
August 2022
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Помогите с уравнением.
7x^2+21x=0
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alisabloodyrab
Verified answer
7x²+21x=0;
7x(x+3)=0;
7x=0; и x+3=0;
x₁=0; x₂=-3;
Ответ: x₁=0; x₂=-3.
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Answers & Comments
Verified answer
7x²+21x=0;7x(x+3)=0;
7x=0; и x+3=0;
x₁=0; x₂=-3;
Ответ: x₁=0; x₂=-3.