Question

calcule somente o descriminante delta
4x ² - 4x =0

Answer 1

4x² - 4x = 0
a = 4
b = -4
c = 0

Delta = b² -4ac
Delta = (-4)² - 4*(4)*(0)
Delta = 16 - 0
Delta = 16

Answer 2

4x² - 4x = 0       a = 4   b = - 4    c= 0

Δ = b²-4ac

Δ = (-4)² - 4 . 4 . 0

Δ = 16 - 0       Δ = 16