(3x-2)x(в квадрате)-2х(3х-2)+8(2-3х)=0. Created by valerr2013. algebra-ru

(3x-2)x(в квадрате)-2х(3х-2)+8(2-3х)=0...

valerr2013 @valerr2013

July 2022 1 9 Report

(3x-2)x(в квадрате)-2х(3х-2)+8(2-3х)=0

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Artem112

Verified answer

$(3x-2)x^2-2x(3x-2)+8(2-3x)=0
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3x^3-2x^2-6x^2+4x+16-24x=0
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3x^3-8x^2-20x+16=0
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(x+2)(3x^2-14x+8)=0
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x_1=-2
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3x^2-14x+8=0
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D=49-24=25
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x_2= \frac{7+5}{3} =4
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x_3= \frac{7-5}{3} = \frac{2}{3}$
Ответ: -2, 4, 2/3

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Answers & Comments

Verified answer

postroitiprochitatgrafiku 3h 224

h2hkvadrath1h 128

v treugolnike avs ploshadyu 90sm kvadratnyh bissektrisa ad delit storonu vs na o

2. Match each word with its definition 1. to apply for sth 2. to employ sb 3. t...

1. Mark was advised that he ___ apply for that job. 1) can 2) should 3) must 2. ...

Finding a Job Like any other young person, Theresa Mullins grew up with the 1)__...

vyberitestranuimeyushuyupervyj tip vosproizvodstva naseleniyaasaudovskayaaraviyab

izobrazite tetraedr dabc i postrojte ego sechenie ploskostyu prohodyashej cherez to

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