ПЖ!!!СРОЧНО!!!60БАЛОВ!!! (a^2+5a-24)=2a^2-5a-3. Created by illay0409. algebra-ru

ПЖ!!!СРОЧНО!!!60БАЛОВ!!! (a^2+5a-24)=2a^2-5a-3...

July 2022 1 9 Report

ПЖ!!!СРОЧНО!!!60БАЛОВ!!!

(a^2+5a-24)=2a^2-5a-3

Answers & Comments

diddlinka $[tex]a^2 - 2a^2 + 5a + 5a-24+3=0 \\ -a^2+10a-21=0 \\ a^2-10a+21=0 \\ D=100 - 4*21 = 16 \\ \\ a_{1}= \frac{10+4}{2}=7 \\ a_{2}= \frac{10-4}{2}=3$ [/tex]

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