Find the indicated function.The height of a box is 8 inches. The length is three inches more than the width. If x represents the width, what is the function to represent the volume?
A. V(x) = 5(3 - x)
B. V(x) = 8x(x + 3)
C. V(x) = 8x(x - 3)
D. V(x) = 5(x + 3)
Answer: B
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Evaluate the improper integral or state that it is divergent. 
A. 
2
B. 25 ln 2
C. 25 ln
D. 25 ln 
Solve the problem.Find the center of mass of a thin triangular plate bounded by the coordinate axes and the line 
if 
.
A. 
= 
, 
= 
B. 
= 
, 
= 
C. 
= 
, 
= 
D. 
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Solve the application and answer with a complete sentence.A camera costs $270 and is subject to a 7% sales tax. What is the total purchase price of the camera?
A. The total purchase price is $459.00. B. The total purchase price is $286.20. C. The total purchase price is $291.60. D. The total purchase price is $288.90.
Estimate the product by first rounding each number so that there is one nonzero digit.7.1 × 35
A. 400 B. 280 C. 2800 D. 28