Докажите неравенство 49b2-14bc+2c2+16c+69>0. Created by zlatadmitrieva. algebra-ru

Докажите неравенство 49b2-14bc+2c2+16c+69>0...

zlatadmitrieva @zlatadmitrieva

July 2022 1 5 Report

Докажите неравенство 49b2-14bc+2c2+16c+69>0

Answers & Comments

maksimcat

Verified answer

$49b^2-14bc+2c^2+16c+69=\\ \\ (49b^2-14bc+c^2)+(c^2+16c+64)+5=\\ \\ (7b-c)^2+(c+8)^2+5>0\\ \\ (7b-c)^2\geq 0;(c+8)^2\geq 0;5>0$

23 votes Thanks 41

reshite pozhalujsta 920

Answer

zlatadmitrieva July 2022 | 0 Ответы

osnovnaya mysl o predanie o grade kitezhe pomogite zaranee spasibo

Answer

zlatadmitrieva May 2022 | 0 Ответы

skolko tryohznachnyh chisel kratnyh 5 vse cifry kotoryh razlichny mozhno zapisat

Answer

zlatadmitrieva November 2021 | 0 Ответы

najdite ploshad romba storona kotorogo ravna 17sm a raznost diagonalej 14sm

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

Verified answer

reshite pozhalujsta 920

osnovnaya mysl o predanie o grade kitezhe pomogite zaranee spasibo

skolko tryohznachnyh chisel kratnyh 5 vse cifry kotoryh razlichny mozhno zapisat

najdite ploshad romba storona kotorogo ravna 17sm a raznost diagonalej 14sm

рекомендуемые вопросы

Helpful Links

Helpful Social