Question

2x²=9-x² resolver por factorizacion de factor comun​

Answer 1

Explicación paso a paso:

$2x {}^{2} = 9 - x {}^{2} \\ 3x {}^{2} = 9 \\ \sqrt{3x {}^{2} } = \sqrt{9} \\ 3x = 3 \\ x = 1$