ÁLGEBRA MODERNA I


Para responder à questão observe as definições a seguir:

http://sga.uniube.br/images/uploads/14348/alg%20racionais.JPG

Então, de acordo com as definições dadas, a alternativa que representa o resultado de

(1/2) . (1/3) + (1/4) . (1/3), definidos na classe de equivalência é:




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