Найти корни уравнения: [tex] x^{2} - 4 + 5 x^{3} - 20x = 0[/tex]. Created by l89123951754. algebra-ru

tex]...

l89123951754 @l89123951754

August 2022 1 3 Report

Найти корни уравнения: [tex] x^{2} - 4 + 5 x^{3} - 20x = 0[/tex]

Answers & Comments

sangers1959

Verified answer

X²-4+5x³-20x=0
5x³+x²-20x-4=0
x₁=2
5x³+x²-20x-4 I_x-2_
5x³-10x² I 5x²+11x+2
______
11x²-20x
11x²-22x
------------
2x-4
2x-4
-------
0
5x²+11x+2=0 D=81
x₂=-2 x₃=-0,2
Ответ: x₁=2 x₂=-2 x₃=-0,2.

0 votes Thanks 0

skolko mozhet byt reshenij u sistemy dvuh linejnyj uravnenij s dvumya peremennymi

Answer

l89123951754 July 2022 | 0 Ответы

razlozhit mnogochlen 2m3nk2mk3nk2m3n na mnozhiteli

Answer

l89123951754 July 2022 | 0 Ответы

715 23 pomogite pozhalujsta

Answer

l89123951754 July 2022 | 0 Ответы

chem pechenochniki otlichayutsya ot listostebelnyh mhov kratko19d3b5f7bba687fac5b2fb53f0d97f3d 90477

Answer

l89123951754 July 2022 | 0 Ответы

tex]...

Answer

Answers & Comments

Verified answer

skolko mozhet byt reshenij u sistemy dvuh linejnyj uravnenij s dvumya peremennymi

razlozhit mnogochlen 2m3nk2mk3nk2m3n na mnozhiteli

715 23 pomogite pozhalujsta

chem pechenochniki otlichayutsya ot listostebelnyh mhov kratko19d3b5f7bba687fac5b2fb53f0d97f3d 90477

tex]...

рекомендуемые вопросы

Helpful Links

Helpful Social