At its highest point, the second hand on a clock is 1.9 m above the ground. At its lowest point, the second hand is 1.6 m above the ground. The second hand starts at its highest point when the clock is started.

Question 4 options:

a)

Determine the function for the height of the second hand with respect to the number of seconds that have passed since the clock was started.[Hint: the second hand takes 60 seconds to complete one full rotation.]

b)

Determine the height of the hand at 10 s and 35 s.