Evaluate the factorial expression.
A. 21
B. 0!
C. 7
D. 1
Answer: A
Mathematics
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Integrate the function.
A. 
sec-1 
x + C
B. 
sec-1 
x + C
C. 
sin-1 
x + C
D. 
sin-1 
x + C
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Solve the problem.Find the maximum value of 
subject to 
and 
A. 3 + 
B. 3 - 
C. 3 + 
D. 3 - 
Mathematics
Solve the application problem. Round to the nearest cent.
How much should be deposited semiannually into a sinking fund over 5 years to accumulate $159,000 if the money earns 8% compounded semiannually?
A. $9,544.77 B. $13,869.57 C. $13,243.11 D. $27,103.14
Mathematics
Find the domain of the radical function. Write it in interval notation.f(x) = 
A. (-?, ?)
B. 
C. 
D. 
Mathematics