Question

Rezolvati ecuatia:2x^2-5x=0

Answer 1

x(2x-5)=0
x1=0
x2=5/2= 2si1/2.

Answer 2

2x² - 5x = 0 ⇔ x(2x - 5) = 0 ⇒ x = 0 sau 2x - 5 = 0 ⇒ x = 5/2

S = {0,  5/2}