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takedrauhl
@takedrauhl
October 2020
2
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Resolva a equação do 2 grau
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Guiller17
Primeiro você tem que tirar o mmc de todos os termos para poder eliminar o denominador.
=>tirando o mmc
=>
Logo, por método de fatoração, fica:
Ao qual as raízes são:
e
0 votes
Thanks 1
MRoch
x² +3
– 3 = x
2
x²+3-6 = 2x
2
x²-2x-3=0
D= b²-4ac
D=-2²-4.1.-3
D=4+12=16
x=
-(-2)+-4
2.1
x¹=
2+4=6 =
3
2
X² =
2-4= -2 =
-1
2
1 votes
Thanks 1
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Lista de comentários
=>
Logo, por método de fatoração, fica:
Ao qual as raízes são:
2
x²+3-6 = 2x
2
x²-2x-3=0
D= b²-4ac
D=-2²-4.1.-3
D=4+12=16
x= -(-2)+-4
2.1
x¹= 2+4=6 = 3
2
X² = 2-4= -2 = -1
2