Решите через дискриминант Срочно!!!!. Created by marinarumanceva501. algebra-ru

Решите через дискриминант Срочно!!!!...

marinarumanceva501 @marinarumanceva501

July 2022 1 8 Report

Решите через дискриминант
Срочно!!!!

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Universalka

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$(x-1)^{2}=2x^{2} -6x-31\\\\x^{2}-2x+1=2x^{2} -6x-31\\\\x^{2}-4x-32=0\\\\\frac{D}{4}=(-2)^{2}-(-32)=4+32=36=6^{2} \\\\x_{1}=2-6=-4\\\\x_{2}=2+6=8\\\\Otvet:\boxed{ \ -4 \ ; \ 8}$

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marinarumanceva501 July 2022 | 0 Ответы

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marinarumanceva501 July 2022 | 0 Ответы

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srochno pozhalujsta95dbe58e249e24e2e755298dcaf086f0 68974

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