Question

5x elevado O quadrado menos 5x igual a zero

Answer 1

$5 x^{2} -5x=0$
$5x(x-1)=0$
5x=0  ∨  x-1=0
  x=0  ∨  x=1

Answer 2

5x² - 5x = 0

5x (x - 1) = 0 (÷ 5)

x (x - 1) = 0

x = 0

x - 1 = 0

x = 0 + 1

x = 1

S = {0, 1}