Question

Quero sabe o ∆ dessa conta
2ײ-50=0

Answer 1

∆ = b²-4ac
a=2
b=0
c=-50

Logo...

∆ = 0²-4*2*(-50)

∆ = 0-8*(-50)

∆ = 400

Answer 2

Δ = b² - 4ac

2ײ-50=0
a = 2  ; b = 0  ; c = 50

Δ = b² - 4ac ==> 0² - 4.2.(-50) ==> 0 + 400 ==> 400