The function f(t) = 30 sin (pi over 3t) −15 models the temperature of a periodic chemical reaction where t represents time in hours. What are the maximum and minimum temperatures of the reaction, and how long does the entire cycle take?

Question

anonymous · Answer

maximum: 30°; minimum: 15°; period: pi over 3 hours

maximum: 30°; minimum: −15°; period: pi over 3 hours

maximum: 45°; minimum: 15°; period: 6 hours

maximum: 15°; minimum: −45°; period: 6 hours

anonymous · Answer

D