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Abreu13
@Abreu13
November 2019
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Determine as raízes da equação x²+ 7x +5
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MizaFausta27
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3 votes
Thanks 2
ivanildoleiteba
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Olá, bom dia ☺
Resolução:
x² + 7x + 5 = 0.
Coeficientes:
a = 1 , b=7 , c=5.
Valor de delta:
Δ=b²-4.a.c
Δ=(7)² -4·1·5.
Δ=49 - 20.
Δ=29
Valores de x:
Bons estudos :)
2 votes
Thanks 4
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Lista de comentários
Verified answer
Verified answer
Olá, bom dia ☺Resolução:
x² + 7x + 5 = 0.
Coeficientes:
a = 1 , b=7 , c=5.
Valor de delta:
Δ=b²-4.a.c
Δ=(7)² -4·1·5.
Δ=49 - 20.
Δ=29
Valores de x:
Bons estudos :)