Question

ECUACIONES
a) 3x² + 6x = 0


b) x² - 9x =0

SOLUCIONES

x 1 = 0
x 2 = -2


x 1 = 0
x 2 = 9​

Answer 1

Respuesta:

$3x { }^{2} + 6x = 0 \\ 9 x + 6x = 0 \\ 15x = 0 \div 15 \\ x = 0$

$x {}^{2} - 9x = 0 \\ - 5x = 0 \\ x = 0 \div - 5 \\ x = 0$