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PriscilaAldred
@PriscilaAldred
April 2020
2
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Equaçao Fracionaria com Bhaskara
x/3 - 9/x = - 2
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3478elc
Verified answer
x - 9 = - 2 mmc = 3x
3 x
x^2 - 27 = - 6x
x^2 + 6x - 27 = 0
delta = 6^2 - 4.1.(-27) = 36+ 108 = 144
x= - 6 +/- V144 ==> - 6 +/- 12
2.1 2
x1= - 6 + 12 ==>
x1 = 3
2
x2= - 6 - 12 ==>
x2 = - 9
2
2 votes
Thanks 1
MATHSPHIS
Verified answer
1 votes
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Lista de comentários
Verified answer
x - 9 = - 2 mmc = 3x
3 x
x^2 - 27 = - 6x
x^2 + 6x - 27 = 0
delta = 6^2 - 4.1.(-27) = 36+ 108 = 144
x= - 6 +/- V144 ==> - 6 +/- 12
2.1 2
x1= - 6 + 12 ==> x1 = 3
2
x2= - 6 - 12 ==> x2 = - 9
2
Verified answer