URGENTEE Resolva a equação | x -3| |x+2 x-2|.... Pergunta de ideia deAmandaFischer

AmandaFischer @AmandaFischer

December 2019 1 32 Report

URGENTEE
Resolva a equação
| x -3|
|x+2 x-2|

Lista de comentários

albertrieben

Verified answer

Bom dia

x -3
(x + 2) (x - 2)

x² - 2x + 3x - 6 = 0

x² + x - 6 = 0

delta
d² = 1 + 24 = 25
d = 5

x1 = (-1 + 5)/2 = 2
x2 = (-1 - 5)/2 = -3

2 votes Thanks 1

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