Factor.5n3 - 4n2 - 80n + 64
A. (n + 4)(n + 4)(5n - 4)
B. (n - 4)(n - 4)(5n + 4)
C. (n + 4)(n - 4)(5n - 4)
D. (n + 4)(n - 4)(5n + 4)
Answer: C
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Solve the problem.If interest is compounded continuously (daily compounded interest closely approximates this), with an interest rate i (expressed as a decimal), a bank account will double in t years according to 
. Find i if the account is to double in 7 years.
A. 9.90 B. 0.0990 C. 68.31 D. 0.1090
Solve the quadratic inequality. Write the solution set in interval notation.x2 - 3x - 28 ? 0
A. (-?, -4] ? [7, ?) B. [7, ?) C. (-?, -4] D. [-4, 7]
Based on the graph, find the range of y = f(x).
A. [0, 6)
B. [0, ?)
C. [0, 6]
D. [0, 
]
Solve.The table shows the number of car accidents last year in each of six different towns. 
Find the median number of accidents.
A. 212 B. 262 C. 237 D. 199.5