Question

usando a equaçao 2 grau -15x elevado a 2-5x=0

Answer 1

-15x² - 5X = 0 .(-1)

15x² + 5x = 0

X (15x + 5) = 0

X = 0 e 15x + 5 = 0

15x = - 5

X = -5/15

X1 = 0 e X2 = -5/15 ou 0,33