Simplify.11 - 19 - 12
A. -42
B. -20
C. 18
D. 4
Answer: B
Mathematics
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A. 1
B. 
C. 0
D. -4
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A. 0.1
B. 0.2
C. 0.
D. 0.
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Find the exact value of the following expression without using a calculator.cos 
A. - 
B. 1
C. - 
D. 
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Solve the problem.If the price charged for a candy bar is p(x) cents, then x thousand candy bars will be sold in a certain city, where 
How many candy bars must be sold to maximize revenue?
A. 780 candy bars B. 390 candy bars C. 390 thousand candy bars D. 780 thousand candy bars
Mathematics