Simplify. (Assume all variables are nonzero.)
6
A. 
B. 
C. 6
D. 
Answer: B
Mathematics
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Simplify the expression.
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What will be an ideal response?
Mathematics
Select the correct graph of the function.
?
?
A. ?
B. 
C. 
D. ?
E. 
Mathematics
Solve the problem.Use the formula d = 10 log (I/I0), where the loudness of a sound in decibels is determined by I, the number of watt/m2 produced by the soundwave, and 
watt/m2. A certain noise measures 81 decibels. If the intensity is multiplied by 10, how many decibels will the new noise measure? Round to the nearest decibel.
A. 81 decibels B. 91 decibels C. 810 decibels D. 82 decibels
Mathematics
Find the domain of the rational function.R(x) = 
A. 
B. 
C. 
D. 
Mathematics