?Use the properties of logarithms to expand 
.
?
A. ?
B. ?
C. ?
D. ?
E. ?
Answer: E
Mathematics
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Perform the indicated operation. Assume that all variables are nonnegative.
? 
A. 15x
B. 15x2
C. 3x
D. 15
Mathematics
Find the exact value of the expression.sin 260° cos 20° - cos 260° sin 20°
A. - 
B. - 
C. 
D. 
Mathematics
Graph the solution set of the system of inequalities.
A. 
B. 
C. 
D. 
Mathematics
Solve the problem.The temperature, t, in degrees Fahrenheit, of water 
66 + 
m where m is the number of minutes since heating began. How long will it take for the temperature of the water to reach 70 degrees Fahrenheit?
A. 5 min B. 2 min C. 8 min D. 16 min
Mathematics