Graph the equation.y2 = -12x
A. 
B. 
C. 
D. 
Answer: A
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Simplify.-40
A. -4 B. 1 C. -1 D. 0
Evaluate the limit.
The quantity demanded each month of the Walter Serkin recording of Beethoven's Moonlight Sonata, manufactured by Phonola Record Industries, is related to the price/compact disc. The equation 
, where
class="wirisformula" data-wiris-created="true" src="https://sciemce.com/media/3/ppg__cognero__4.4_Optimization_I__media__0499c313-cada-481a-a67e-c4a625b89c63.PNG" style="vertical-align: middle;" /> denotes the unit price in dollars and 
is the number of discs demanded, relates the demand to the price.
?
The total monthly cost (in dollars) for pressing and packaging
copies of this classical recording is given by 
.
?
To maximize its profits, how many copies should Phonola produce each month? Hint: The revenue is 
, and the profit is 
.
?
__________ copies
Fill in the blank(s) with the appropriate word(s).
Solve the exponential equation below.
?
?
A. 
B. 
C. 
D. 
E. 