• Matéria: Matemática
  • Autor: Anônimo
  • Perguntado 5 anos atrás

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Anexos:

Respostas

respondido por: rbgrijo
1

(x-2)² - (x-4)²

x²-4x+4 -(x²-8x+16)

x²-4x+4 -x²+8x-16

4x - 12


Anônimo: Obg
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