The height, centimeters, of a bicycle pedal above the ground
at time seconds is given by the equation: .
(a) Calculate the maximum and minimum heights of the pedal
(b) Find the first two positive values of t for which the height of the pedal is 43 cm.
(c) How many revolutions does the pedal make in one minute?
First, convert degrees to radians: .
Can you finish the problem now?