Solve the problem and write the answer using scientific notation.Assume that the volume of the earth is 5 × 1014 cubic meters and the volume of a bacterium is 
cubic meters. If the earth could be filled with bacteria, how many would it contain?
A. 5.0 × 10-31 bacteria
B. 2.0 × 10-30 bacteria
C. 2.0 × 1030 bacteria
D. 5.0 × 1031 bacteria
Answer: C
Mathematics
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Use a rational exponent to write the expression.
A. 81/11
B. -111/8
C. 
D. 111/8
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Divide.
÷ 3
A. 6
B. 3
C. 
D. 
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Find all solutions of the equation in the interval [0, 2?).sin 4x = 
A. 0
B. 
, 
, 
, 
, 
, 
, 
, 
C. 
, 
D. 
, ?
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Use the graph of 
to write an equation for the function whose graph is shown.
?
?
A. 
B. 
C. 
D. 
E. 
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