Simplify.
A. 
B. 
C. - 
D. 
Answer: A
Mathematics
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Evaluate the given expression.tan[cos-1 (-0.5)]
A. - 
B. 
C. 
D. - 
Mathematics
Write a fraction to represent the shaded part of the object.
A. 
B. 
C. 
D. 
Mathematics
Solve the problem.A culture of bacteria obeys the law of uninhibited growth. If 140,000 bacteria are present initially and there are 609,000 after 6 hours, how long will it take for the population to reach one million?
Fill in the blank(s) with the appropriate word(s).
Mathematics
Round the number to the place indicated.Round to the nearest tenth: 1.5636
A. 1.7 B. 1.56 C. 1.5 D. 1.6
Mathematics