08:01:06 From prof. Alexandre Mendes to Everyone:
	bom dia
08:01:15 From prof. Alexandre Mendes to Everyone:
	iniciamos 8 h e 5 min
08:01:21 From Pedro Baird to Everyone:
	Bom dia!
08:56:34 From prof. Alexandre Mendes to Everyone:
	http://inmetro.gov.br/credenciamento/organismos/doc_organismos.asp?tOrganismo=CalibEnsaios
10:51:11 From prof. Alexandre Mendes to Everyone:
	https://www.calculadoraonline.com.br/derivadas
11:58:15 From prof. Alexandre Mendes to Everyone:
	al.mendes@gmail.com