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12-09-2018
Mathematics

contestada

The sum of -3x^2 or 3x^2
and 7x^2 is 10x^2

Respuesta :

15-09-2018

[tex]|\pm3x^2|+7x^2=10x^2\\\\|-3x^2|=|3x^2|=3x^2[/tex]

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