Predict the general, or nth term, an, of the sequence.4, 16, 64, 256, 1024, . . .
A. 12n
B. 4n-1 + 3
C. 4 + 12(n - 1)
D. 4n
Answer: D
Mathematics
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Use implicit differentiation to find dy/dx.x3 + 3x2y + y3 = 8
A. 
B. - 
C. 
D. - 
Mathematics
Solve the problem.The loudness of sound can be measured on a decibel scale. The sound level L (in decibels) of a sound is given by 
where I is the intensity of the sound (in watts per square meter, W/m2) and 
A certain sound has intensity of 
Find the decibel value of this sound? (Round to the nearest whole number.)
A. 9 decibels B. 204 decibels C. 79 decibels D. 89 decibels
Mathematics
Solve the formula for the indicated letter. Assume that all variables represent nonnegative numbers.M = ?r2hd for r
A. r = 
B. r = 
C. r = 
D. r = 
Mathematics
Find the quotient.
÷ 
A. 1
B. 
C. 
D. 
Mathematics