Ken is 6 ft tall and is walking away from a streetlight. The streetlight has its light bulb 14 feet above the ground, and Ken is walking at the rate of 1.7 feet per second. Find the function, d(t), which gives the distance Ken is from the streetlight in terms of time. Find a function, S(d), which gives the length of Ken's shadow in terms of d. Then find (s composed of d)(t) .... the possible answers are (a) .94t (b) 2.87t (c) 1.62t (d) 1.28t........ive been stuck on this for a while

Question

Ken is 6 ft tall and is walking away from a streetlight.  The streetlight has its light bulb 14 feet above the ground, and Ken is walking at the rate of 1.7 feet per second.  Find the function, d(t), which gives the distance Ken is from the streetlight in terms of time.  Find a function, S(d), which gives the length of Ken's shadow in terms of d.  Then find (s composed of d)(t)  .... the possible answers are (a) .94t (b) 2.87t (c) 1.62t (d) 1.28t........ive been stuck on this for a while

anonymous · Answer

So = 0
Vo = 1.7

From the formula S = So + Vo(t) we have:

S = 1.7 (t)

i'm not sure how to find S(d) thou, sorry :/

anonymous · Answer

ok. thanks for your help. i gave u a medal. medal! how cheesy