Solve the problem.Ken is 6 feet 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 1.3 feet per second. Find a function, d(t), which gives the distance Ken is from the streetlight in terms of time. Find a function, 
, which gives the length of Ken's shadow in terms of d. Then find 
. What is the meaning of 
?
A. (S ? d)(t) gives the distance Ken is from the streetlight in terms of time.
B. (S ? d)(t) gives the time in terms of Ken's distance from the streetlight.
C. (S ? d)(t) gives the length of Ken's shadow in terms of time.
D. (S ? d)(t) gives the length of Ken's shadow in terms of his distance from the streetlight.
Answer: C
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Solve the problem.A land developer wants to develop 8 acres of land. Each lot in the development is to be 
of an acre. How many lots will the land developer have in the 8 acres?
A. 
lot
B. 1
lots
C. 2
lot(s)
D. 28 lots
Find any x-intercepts.y = x2 + 17x
A. -17 B. 0 and 17 C. none D. 0 and -17
Provide an appropriate response.A student thinks that the graphs of the equations
- 
= 1 and 
- 
= 1are identical. Is the student correct? Explain.
What will be an ideal response?
Find the difference.
A. 8 B. 9 C. -16 D. -8 E. 16