Multiple Choice
On a certain spring day with 12 hours of daylight, the light intensity I takes on its largest value of 390 calories/cm 2 at midday. If t = 0 corresponds to sunrise and t is measured in hours, find a formula I = a sin bt that fits this information.
A)
B)
C)
D)
E)
Correct Answer:

Verified
Correct Answer:
Verified
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