Question
if an object is dropped from a height of 85 feet the function h(t)=-16t+85 gives the height of an object after t seconds aproximately, when will the object hit the ground
A. 85 seconds
B. 69 seconds
C. 0.33 seconds
D. 2.30 seconds***
A. 85 seconds
B. 69 seconds
C. 0.33 seconds
D. 2.30 seconds***
Answers
oobleck
the equation is wrong. It should be
h(t) = -16t^2+85
h=0 when t^2 = 85/16 = 5.3
so, t = 2.30
you are correct
h(t) = -16t^2+85
h=0 when t^2 = 85/16 = 5.3
so, t = 2.30
you are correct
senayt
21
drake
can you do sum for me
White nuts@ck
Senayt you are a moron