10 Circadian rhythms are biological processes that oscillate with a period of approximately 24 h That is a circadian rhythm is an internal daily biological clock Blood pressure appears to follow such a rhythm For a certain individual the average resting blood pressure varies from a maximum of 100 mmHg at 2 00 p m to a minimum of 80 mmHg at 2 00 a m Find a sine function of that models the blood pressure at time t measured in hours from midnight Graphthe function over two periods