Download - Mat utfrs 11. fracoes algebricas
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Aula 11 – 26/05/2011
Prof. Paulo Berndt
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Frações
Alg ébricas
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Conceito de Fra ção Alg ébrica
Exemplos:
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Denominador de uma Fra ção Alg ébrica
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Simplifica ção de Fra ções Alg ébricas
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Simplifica ção de Fra ções Alg ébricas
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Simplifica ção de Fra ções Alg ébricas
![Page 8: Mat utfrs 11. fracoes algebricas](https://reader033.vdocuments.co/reader033/viewer/2022060203/559d1c151a28ab702e8b45ad/html5/thumbnails/8.jpg)
Simplifica ção de Fra ções Alg ébricas
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Simplifica ção de Fra ções Alg ébricas
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Justificativa :
Número escolhido de 1 a 9 = x
( )
( )
2
2
2
3535
2
2
+=
+⋅=
+=
−+=−⋅+
x
x
xxx
xx
x
xxx
x
xxxSe penso em um
número x, então a
sequência de
operações resulta
em x + 2.
Logo, se subtrair 2
unidades de x + 2,
saberei o número x
que foi pensado.
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Operações com Fra ções Alg ébricas
=
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Operações com Fra ções Alg ébricas
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Operações com Fra ções Alg ébricas
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Adição de Frações Alg ébricas
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Adição de Frações Alg ébricas
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Adição de Frações Alg ébricas
3
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Adição com Fra ções Alg ébricas
=
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Adição de Frações Alg ébricas
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Multiplica ção de FraçõesAlg ébricas
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Multiplica ção de FraçõesAlg ébricas
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Divisão de Frações Alg ébricas
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Divisão de Frações Alg ébricas
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Divisão de Frações Alg ébricas
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Divisão de Frações Alg ébricas
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Potencia ção de FraçõesAlg ébricas