Question

x²-x-90=0 y x²+12x+32=0

Answer 1

X² - x - 90 = 0

(x + 9) (x - 10)

x + 9 = 0   ;  x - 10 = 0

x = -9  ;  x = 10

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x² + 12x + 32 = 0

(x + 4) (x + 8)

x + 4 = 0  ;  x + 8 = 0

x = -4  ;  x = -8

Espero haberte ayudado, saludos