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voroninandrey19
@voroninandrey19
August 2022
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х-√3х-5=3
3х-5 - всё под корнем
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Quava
-Корень(3х-5)=3-х
Возводим все в квадрат
3х-5=9-6х+х^2
x^2-6x+9+5-3x=0
x^2-9x+14=0
D=81-4*14*1=81-56=25=5^2
x1=(9+5)/2=7
x2=(9-5)/2=2
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Answers & Comments
Возводим все в квадрат
3х-5=9-6х+х^2
x^2-6x+9+5-3x=0
x^2-9x+14=0
D=81-4*14*1=81-56=25=5^2
x1=(9+5)/2=7
x2=(9-5)/2=2