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brunaaferreira
@brunaaferreira
August 2022
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9x(ao quadrado) + 6x +1=0
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07airtonduarte
Simples: formula de braskara
9x² + 6x +1=0
vamos achar o o valor do delta
Δ = b²-4ac
Δ=(6)²-4.9.1
Δ=36-36
Δ=0
isso significa que vamos achar aΔenas um valor para x.
x = (-b+-√Δ) / 2a
x -6 / 18
r
esposta: x= -1/3
32 votes
Thanks 54
walterpradosamp
9X^2 +6X+1 = 0
X = -B +- √Δ / 2A A=9 B=6 C=1 Δ = 0
X = -6 / 18
X = -1/3
14 votes
Thanks 25
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Lista de comentários
9x² + 6x +1=0
vamos achar o o valor do delta
Δ = b²-4ac
Δ=(6)²-4.9.1
Δ=36-36
Δ=0
isso significa que vamos achar aΔenas um valor para x.
x = (-b+-√Δ) / 2a
x -6 / 18
resposta: x= -1/3
X = -B +- √Δ / 2A A=9 B=6 C=1 Δ = 0
X = -6 / 18
X = -1/3