Question

Determine a Raize Da Equacao '

x²+8x+16=0

Answer 1

x² +8x +16=0
Δ = 8² -4*1*16
Δ = 64 - 64
Δ = 0
Quando Δ = 0, x1 = x2

x1 = (-8 + √0)/2*1
x1 = -8+0/2
x1 = -8/2
x1 = -4

S = {-4}