Dadas as funções f left parenthesis x right parenthesis equals 1 minus x e g left parenthesis x right parenthesis equals c o s space x, assinale a...
Dadas as funções f left parenthesis x right parenthesis equals 1 minus x e g left parenthesis x right parenthesis equals c o s space x, assinale a alternativa correta que corresponde as funções left parenthesis f ring operator g right parenthesis left parenthesis x right parenthesis e left parenthesis g ring operator f right parenthesis left parenthesis x right parenthesis:
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