(х+2)^2-(2х-1)^2=0 помогите решить. Created by kulakwasofja. matematika-ru

(х+2)^2-(2х-1)^2=0 помогите решить...

July 2022 1 19 Report

(х+2)^2-(2х-1)^2=0 помогите решить

Rahatov01
${x}^{2} + 4x + 4 - {4x }^{2} + 4x - 1 = 0 \\ 3 {x}^{2} - 8x + 1 = 0 \\ 64 - 12 = 52$

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