Помогите с заданиями чем можете!!!. Created by Olya12. algebra-ru

1 (x+6)^2-(x+3)^2=0x^2+12x+36-x^2-6x-9=06x+27=06x=-27x=-4,53 4 4x^2-36<-204x^2<16x^2<4x<2

Помогите с заданиями чем можете!!!...

March 2022 1 20 Report

Помогите с заданиями чем можете!!!

Answers & Comments

mercurymustache 1 (x+6)^2-(x+3)^2=0
x^2+12x+36-x^2-6x-9=0
6x+27=0
6x=-27
x=-4,5
3 $\left \{ {{4x \leq 12} \atop {2x\ \textgreater \ -4}} \right.$
$\left \{ {{x \leq 3} \atop {x\ \textgreater \ -2}} \right.$
4 4x^2-36<-20
4x^2<16
x^2<4
x<2

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