2х²+1.7х=0 0.04x²-1=0 4x²-1.5x=0 -5x²+16x=0 решите 4 уравнения. Created by opohabovOllelfg. algebra-ru

2х²+1.7х=0 0.04x²-1=0 4x²-1.5x=0 -5x²+16x=0 решите 4 уравнения...

August 2022 1 1 Report

2х²+1.7х=0
0.04x²-1=0
4x²-1.5x=0
-5x²+16x=0 решите 4 уравнения

Answers & Comments

Lesben 1)2x²+1,7x=0 , x(2x+1,7)=0
x1=0, x2=-17/20, x2=-0,85
2)0,04x²-1=0, 4x²=100, x²=25
x1=5, x2=-5
3)4x²-1,5x=0, x(4x-1,5)=0
x1=0, x2=3/8, x2=0,375
4)-5x²+16x=0, x(16-5x)=0
x1=0, x2=16/5, x2=3,2

(a.b=0⇔a=0 ∨ b=0)

0 votes Thanks 1

uchenik prishel ot doma po napravleniyu na zapad 120mzatem povernul na yug i poshel

Answer

рекомендуемые вопросы

rarrrrrrrr August 2022 | 0 Ответы

o chem dolzhny pozabotitsya v pervuyu ochered vzroslye pri organizacionnom vyvoze n

danilarsentev August 2022 | 0 Ответы

est dva stanka na kotoryh vypuskayut odinakovye zapchasti odin proizvodit a zapcha

myachina8 August 2022 | 0 Ответы

najti po grafiku otnoshenie v3v1 v otvetah napisano 9 no nuzhno reshenie

ydpmn7cn6w August 2022 | 0 Ответы

Choose the correct preposition: 1.I am fond (out,of,from) literature. 2.where ar...

millermilena658 August 2022 | 0 Ответы

opredelite kak sozdavalas i kto sozdaval arabskoe gosudarstvo v kracii

MrZooM222 August 2022 | 0 Ответы

ch ajtmanov v rasskaze krasnoe yabloko ispolzuet metod rasskaz v rasskaze opi

timobila47 August 2022 | 0 Ответы

kakovo bylo naznachenie kazhdoj iz chastej vizantijskogo hrama pomogite pozhalujsta

ivanyyaremkiv August 2022 | 0 Ответы

moment. 6....

pozhalujsta8b98a56c0152a07b8f4cbcd89aa2f01e 97513

sarvinozwakirjanova August 2022 | 0 Ответы

pomogite pozhalusto pzha519d7eb8246a08ab0df06cc59e9dedb 6631

Answers & Comments

uchenik prishel ot doma po napravleniyu na zapad 120mzatem povernul na yug i poshel

рекомендуемые вопросы

Helpful Links

Helpful Social