Resposta :
Resposta:
f (x)= 3x²+6x+2
a = 3
b = 6
c = 2
Δ = b² - 4 × a × c / 2 × a
Δ = 6² - 4 × 3 × 2 / 2 × 3
Δ = 36 - 24 / 6
Δ = 2
Resposta:
f (x)= 3x²+6x+2
a = 3
b = 6
c = 2
Δ = b² - 4 × a × c / 2 × a
Δ = 6² - 4 × 3 × 2 / 2 × 3
Δ = 36 - 24 / 6
Δ = 2