Express as a sum of logarithms.log4(257 ? 228)
A. log4257 + log4228
B. log2574 + log2284
C. log458,596 + log458,596
D. log44 + log257257 + log228228
Answer: A
Mathematics
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A. True B. False
Mathematics
Solve the quadratic equation by the method of your choice.
+ 
= 
A. {-3, -4} B. ? C. {-6, 5} D. {4, 3}
Mathematics
Fill in the blank with one of the words or phrases listed below.
A system of equations that has at least one solution is called a(n) 
system.
A. inconsistent B. independent C. dependent D. consistent
Mathematics
Find different polar coordinates (r, ?) for the same point for which r > 0 and 360° ? ? < 720°(8, 20°)
A. (-8, 110)° B. (-8, 380)° C. (8, 380)° D. (8, 200)°
Mathematics