Express the given logarithm as a sum and/or difference of logarithms. Simplify, if possible. Assume that all variables represent positive real numbers.log3(209 ? 244)
A. log3209 + log3244
B. log33 + log209209 + log244244
C. log2093 + log2443
D. log350,996 + log350,996
Answer: A
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Convert the equation given in rectangular form into polar form.x2 + y2 = 25
A. r(cos ? + sin ?) = 5 B. r = 5 C. r = 25 D. r(cos ? + sin ?) = 25
Use the pictograph to answer the question.This pictograph shows projected sales of compact disks (CDs) for a popular rock band for seven consecutive years. 
? = 100,000 CDsIn which year will the greatest number of CDs be sold?
A. 2011 B. 2014 C. 2009 D. Not enough information is given.
Solve the equation.3y(5y + 9) = 6
A. 
B. 
C. 
D. 
For the given functions f and g, find the requested function and state its domain.f(x) = 5x3 + 1; g(x) = 2x2 - 3Find f ? g.
A. (f ? g)(x) = 10x6 - 15x3 + 2x2 - 3; (-?, ?) B. (f ? g)(x) = 10x5 - 15x3 + 2x2 - 3; (-?, ?) C. (f ? g)(x) = 10x5 - 15x3 + 2x2 - 3; (-?, 0) ? (0, ?) D. (f ? g)(x) = 5x3 + 2x2 - 3; (-?, ?)