Solve the problem.John owns a hotdog stand. His profit is represented by the equation 
with P being profits and x the number of hotdogs sold. What is the most he can earn?
A. $150
B. $108
C. $87
D. $49
Answer: B
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Solve the problem.Suppose that the temperature T, in degrees Fahrenheit, during a 15-hr period in winter is given by 
for 0 ? x ? 15, where x is the number of hours since midnight. Sketch the graph of the function. Estimate the minimum temperature and when it occurs. Round answers to the nearest hundredth, if necessary.
A. 
Minimum temperature is 0.46°F;
occurs at 4.61 hours after midnight
B. 
Minimum temperature is 0.46°F;
occurs at 3.42 hours after midnight
C. 
Minimum temperature is 2.31°F;
occurs at 4.61 hours after midnight
D. 
Minimum temperature is 1.43°F;
occurs at 3.42 hours after midnight
Simplify.(-36)3
A. -387,420,489 B. 19,683 C. 387,420,489 D. -19,683
Let the function 
be defined by the equation 
, where 
and
src="https://sciemce.com/media/2/ppg__cognero__Section_2.2_Functions__media__4b9ec5f1-d602-490f-874b-344b3ac1f9eb.PNG" style="vertical-align:middle;" /> are real numbers. Find the domain of the function 
?
A. ?domain: 
B. ??domain: 
C. ?domain: 
D. ?domain: 
E. ?domain: 
Factor out the largest common factor.2m4 - 16m2
A. 16m2(m2 - 1) B. 2m2(m2 - 8) C. 2(m4 - 8m) D. 2m2 (m2 - 16)