Simplify the radical expression. Assume that variables represent positive numbers.
A. 24
B. 24
C. 6
D. 6
Answer: C
Mathematics
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Evaluate the double integral over the given region.
R = {(x, y): 0 ? x ? 3, 0 ? y ? 8}
A. 9 ln 4
B. 
ln 4
C. ln 36
D. ln 4 ln 9
Mathematics
Divide. Write the answer in lowest terms and as a whole or mixed number where possible.
÷ 8
A. 5
B. 
C. 
D. 
Mathematics
Use the first derivative test to determine the location of each local extremum and the value of the function at that extremum.f(x) = 
A. Local maximum at (5, 4); local minimum at (3, 0) B. No local extrema C. Local maximum at (3, 0); local minimum at (5, 4) D. Local maximum at (0, 9); local minima at (3, 0) and (11, 9.14)
Mathematics
Find the axis of the graph of the function.f(x) = 3x2 + 30x + 77
A. x = -1 B. x = 6 C. x = -5 D. x = 2
Mathematics