Find the area of the rectangle or square.Length = 0.0081 km, width = 0.0036 km
A. 0.00005832 km2
B. 0.0117 km2
C. 0.0234 km2
D. 0.00002916 km2
Answer: D
Mathematics
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A. 4
B. 
C. 2?
D. -4?
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Simplify.If Q(x) = 2x2 - 2x - 8, find Q(-2).
A. -4 B. -12 C. -20 D. 4
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Divide using long division.
A. m - 4
B. 6m - 4 + 
C. 6m - 4
D. 6m + 4
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Solve.How long will it take for the population of a certain country to triple if its annual growth rate is 3.8%? Round to the nearest year.
A. 79 yr B. 13 yr C. 29 yr D. 2 yr
Mathematics