Simplify the expression by using the order of operations.8 ? 
- 2(6 - 4)
A. 68
B. 92
C. 644
D. 76
Answer: A
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Find the function with the given derivative whose graph passes through the point P.r'(?) = 7 - csc2?, P
A. r(?) = 7? - cot? - 
? - 2
B. r(?) = 7? - cot? - 
? + 2
C. r(?) = 7? + cot? - 
? - 1
D. r(?) = 7? + cot? - 
? + 1
Solve the application and answer with a complete sentence.A company's profit amounted to 10% of its sales. If the profits were $8 million, then what were the company's sales?
A. The company's sales were $81 million. B. The company's sales were $78 million. C. The company's sales were $82 million. D. The company's sales were $80 million.
Write the compound statement in words.Let r = "The puppy is trained." p = "The puppy behaves well." q = "His owners are happy."(r ? p) ? q
A. If the puppy is trained or the puppy behaves well, then his owners are happy. B. If the puppy is trained and the puppy behaves well, then his owners are happy. C. If the puppy is trained, then the puppy behaves will and his owners are happy. D. The puppy is trained and the puppy behaves well if his owners are happy.
Solve the problem.The value V of a car that is t years old can be modeled by V(t) = 19,558(0.82)t. According to the model, when will the car be worth $6000? Round to the nearest tenth of a year.
A. 51.1 yr B. 6.0 yr C. 0.9 yr D. 1.8 yr