Найдите корни уравнения: (2,5y - 4)(6у + 1,8) = 0умоляю, очень срочно нужна помощь!. Created by CatchingFire12. matematika-ru

Найдите корни уравнения: (2,5y - 4)(6у + 1,8) = 0умоляю, очень срочно нужна помо...

CatchingFire12 @CatchingFire12

July 2022 1 1 Report

Найдите корни уравнения: (2,5y - 4)(6у + 1,8) = 0
умоляю, очень срочно нужна помощь!

Answers & Comments

regina12022

Verified answer

(2,5у-4)(6у+1,8)=0
15у²+4,5у-24у-7,2=0
15у²-19,5у-7,2=0
D=-19,5²-4*15*(-7,2)=380,25+432=812,25
у1=(19,5+√812,25)/(2*15)=(19,5+28,5)/30=1,6
у2=(19,5-√812,25)/(2*15)=-9:30=-0,3

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Verified answer

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na polivnyh zemlyah sobirali s gektara 608 c pshenicy zamena starogo sorta psheni3613ab2bd7680f6c3c6d5bb4bc4d0224 17575

ch menshe skorosti legkovoj avtomashinyc7a71956195aa3512654137804e07dae 38958

pomogite pozhalujsta mne nuzhno napisat plan harakteristiki tarasa bulby

1181819 h002 335 91125

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srochno pozhalujsta pomogitesravnite relef i klimaticheskie usloviya severnoj

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