Multiply.2 ? (-1) ? (-8) ? (-2)
A. -32
B. -4
C. 18
D. 32
Answer: A
Mathematics
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Rewrite the fractions using the least common denominator.
and 
A. 
and 
B. 
and 
C. 
and 
D. 
and 
Mathematics
For the pair of functions, find the indicated domain.For f(x) = 
and g(x) = 
Find the domain of fg.
A. (1, 8) ? (8, ?) B. [0, 8) ? (8, ?) C. [1, 8) ? (8, ?) D. [1, ?)
Mathematics
Simplify the expression. Use positive exponents. Assume variables represent nonzero real numbers.
A. 6x3 B. 4x3 C. 4x-3 D. 8x3
Mathematics
Solve the problem.The polynomial function 
represents the yearly income (or loss) from a real estate investment, where t is time in years. After what year does income begin to decline?
A. 8.5 B. 9.5 C. 19 D. 12.67
Mathematics