4) During archery practice, Paula shoots an arrow into the air such that its height at any time, t, is given by the function h(t) = -16t2 + k + 5.
a) If the maximum height of the arrow occurs at time t = 3.5 seconds, what is the value of k?
b) Evaluate h(4).
*yes
:: -10
:: no
:: -5
:: -20
:: 0
::
2
:: 1.5
:: 2
:: 4
:: 8
:: 10
:: 20.1
:: 30
:: 20
:: 35
:: 144
:: 197
:: 112
:: 200
:: h(t) = -16(t - 2)2 + 144
:: h(t) = -16(t – 5)2 + 200
:: h(1.5) is greater
- 16 (2 – 19)' +10.1
+ y =
16 (1 - 1)? +20.1
:: h(2.7) is greater