Express as a single logarithm and, if possible, simplify.
ln x - ln 3
A. ln(
- 3)
B. ln
C. ln 
D. ln
Answer: B
Mathematics
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Evaluate the factorial expression.
, where n = 38 and r = 5
A. 501,942 B. 1,771,560 C. 1406 D. 50,616
Mathematics
Find the center-radius form of the equation of the circle satisfying the given conditions.Center (-5, -2), radius 
A. (x - 5)2 + (y - 2)2 = 3 B. (x + 2)2 + (y + 5)2 = 9 C. (x + 5)2 + (y + 2)2 = 3 D. (x - 2)2 + (y - 5)2 = 9
Mathematics
Find the limit as x approaches c of the average rate of change of the function from c to x.c = 5; f(x) = 
+ 3
A. Does not exist
B. 
C. 
D. 
Mathematics
Draw a complete graph so that it has the given type of symmetry.Symmetric with respect to the x-axis
A. 
B. 
C. 
D. 
Mathematics