Simplify.
A. 
B. 1
C. 
D. -1
Answer: D
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Solve the problem.Translate into the language of a derivative of the number of businesses with respect to time. N is the number of businesses in the downtown district after time t. The number of businesses downtown is decreasing at a slower and slower rate.
A. 
> 0, 
< 0
B. 
< 0, 
= k, k is a constant
C. 
< 0, 
> 0
D. 
< 0, 
< 0
Provide an appropriate response.The function P(x) = 0.8x - 80 models the relationship between the number of pretzels x that a certain vendor sells and the profit the vendor makes. Find and interpret P(900). Profit Made on Pretzel Sales
A. 820; $820 is the profit the vendor makes from selling 900 pretzels. B. 720; $900 is the profit the vendor makes from selling 720 pretzels. C. 640; $640 is the profit the vendor makes from selling 900 pretzels. D. 900; $900 is the profit the vendor makes from selling 900 pretzels.
Use the circle graph to solve the problem.There are 16,000 students attending the local university. The circle graph shows the percentage of those students who attend different sporting events.
How many students attend Basketball and Baseball games?
A. 6080 students B. 832,000 students C. 8320 students D. 2240 students
Express the sum or difference as a product of sines and/or cosines.cos(8?) - cos(4?)
A. -2 cos(6?) sin(2?) B. 2 cos(6?) cos(2?) C. -2 sin(6?) sin(2?) D. 2 cos(2?)