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 4.1 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 
.
A. (S ? d)(t) = 3.9t
B. (S ? d)(t) = 2.26t
C. (S ? d)(t) = 6.93t
D. (S ? d)(t) = 3.08t
Answer: D
Mathematics
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Solve the problem.Sketch a continuous curve y = f(x) with the following properties:f(2) = 3; f''(x) > 0 for x > 4; and f''(x) < 0 for x < 4 .
What will be an ideal response?
Mathematics
Provide an appropriate response.Find any local extrema (maxima, minima, or saddle points) of 
given that 
and 
A. Local minimum at 
B. Saddle point at 
C. Local maximum at 
D. Local minimum at 
Mathematics
The function f(x) changes value when x changes from x0 to x0 + dx. Find the approximation error 
. Round your answer, if appropriate.f(x) = x - x2, x0 = 6, dx = 0.06
A. 0.264 B. 0.132 C. 0.1356 D. 0.0036
Mathematics
Find the sum of the series.
A. 
B. 
C. 
D. 
Mathematics