Solve the problem. Round your answer, if appropriate.A man 6 ft tall walks at a rate of 4 ft/sec away from a lamppost that is 18 ft high. At what rate is the length of his shadow changing when he is 75 ft away from the lamppost? (Do not round your answer)
A. 
ft/sec
B. 1 ft/sec
C. 2 ft/sec
D. 50 ft/sec
Answer: C
Mathematics
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Find the derivative.y = 
+ 
A. 
= 
+ 
B. 
= 
+ 
C. 
= 
+ 
D. 
= 
+ 
Mathematics
Solve for the indicated variable.B = 
my + 
ey for y
A. y = 
B. y = 
C. y = 
D. y = 
Mathematics
Which of the following characteristics IS NOT a key feature of strategic management?
A. performance oriented B. static rather than dynamic C. ongoing in nature D. concerned with satisfying stakeholders
Mathematics
Build the fraction to an equivalent fraction with the specified denominator. State the numerator.
= 
A. 9 B. 3 C. 45 D. 135
Mathematics