Sabe-se que, nos pulmões, o ar atinge a temperatura do corpo e que, ao ser exalado, tem
temperatura inferior à do corpo, já que é resfriado nas paredes do nariz. Através de medições realizadas em um laboratório foi obtida a função ![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](data:image/png;base64,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)
,
, em que T E e T A representam, respectivamente, a temperatura do ar exalado e a do ambiente. Qual a temperatura do ambiente quando T E = 25 0 C e o maior valor que pode ser obtido para T E ?