Simplify the expression. Assume that all variables are positive when they appear.12
? 4
A. 16
B. 48
? 
C. 48
D. 48
Answer: D
Mathematics
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Perform the indicated operation. Write the answer in simplest form. If the answer is an improper fraction, write it as a mixed number.19
+ 10
A. 29
B. 19
C. 29
D. 
Mathematics
Evaluate the expression.
- 
A. 720 B. 0 C. 362,880 D. 6
Mathematics
Find the domain.f(x) = 
A. {x|x ? 17} or [17, ?) B. All real numbers or (-?, ?) C. {x|x ? -17} or (-?, -17] D. {x|x ? 17} or (-?, 17]
Mathematics
Select the region determined by the constraints. Then find the minimum value of the objective function (if possible) and where it occurs, subject to the indicated constraints.
?
Objective function:
?
?
Constraints:
?
?
A. ?
Minimum at (8, 0): 3.00
B. ?
No minimum
C. ?
Minimum at (4, 0): 28.00
D. ?
Minimum at (16, 0): 112.00
E. ?
Minimum at (0, 8): 2.00
Mathematics