Solve the problem.The half-life of plutonium-234 is 9 hours. If 60 milligrams is present now, how much will be present in 3 days? (Round your answer to three decimal places.)
A. 5.952
B. 34.461
C. 47.622
D. 0.234
Answer: D
Mathematics
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What part of the set of objects is shaded?
A. 
B. 
C. 
D. 
Mathematics
Find the x-intercepts of the graph of the equation.y = 
+ 
+ 1
A. - 
B. 5
C. 0
D. No x-intercepts
Mathematics
Simplify the expression.
- 8
A. -2x
B. 2x
- 8x
C. -30x
D. 2x
- 32x
Mathematics
Graph piecewise-defined function:
A. 
B. 
C. 
D. 
Mathematics