Question

formula de bhaskara sem delta (2x-4) elevado ao quadrado =0

Answer 1

Simples...


(2x-4)² = 0
2x - 4 = 0
2x = 4
x = 4/2
x = 2

x'=x" = 2

Answer 2

(2x-4)^2 = 0
(2x- 4).(2x - 4) = 0
2x - 4 = 0
2x = 4
x= 4/2
x' = x" = 2

R.: x = 2