Question

Ayuda porfa

x² + 5x-6=0

x² - 7x-18=0​

Answer 1

Respuesta:

x²+5x-6 = 0

x²-x+6x-6 = 0

x(x-1)+6(x-1) = 0

(x+6)(x-1) = 0

X1 = -6 y X2 = 1

x²-7x-18 = 0

x²-9x+2x-18 = 0

x(x-9)+2(x-9) = 0

(x-9)(x+2) = 0

X1 = 9 y X2 = -2

Explicación paso a paso: