Решите уравнение (х^2+6)/5 - (8-х)/10 =1. Created by karasevaevgeni. algebra-ru

10 =1...

karasevaevgeni @karasevaevgeni

August 2022 1 2 Report

Решите уравнение (х^2+6)/5 - (8-х)/10 =1

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lilyatomach

Verified answer

Ответ:

- 2; 1,5.

Объяснение:

$\frac{x^{2}+6 }{5} -\frac{8-x}{10} =1|*10;\\2x^{2} +12-8+x=10;\\2x^{2} +x-6=0;\\D=1-4*2*(-6)=1+48=49=7^{2} ;\\\\x{_1}= \frac{-1-7}{2*2} =-2;\\\\x{_2}= \frac{-1+7}{2*2} =\frac{6}{4} =\frac{3}{2} =1,5$

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karasevaevgeni July 2022 | 0 Ответы

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karasevaevgeni May 2021 | 0 Ответы

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Answers & Comments

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na risunke grafik garmonicheskih kolebanijnajdite amplitudu period i chastotu ko

3b...

2dc esli tochka e seredina storony ab

reshite uravnenie h2 12 3h 142

najdite naibolshee znachenie kvadratnogo trehchlena x24x341aab9ab3c4ac1010cd9f5e7a8462185 97301

s chemu ravna chastota kolebanij

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