Solve the problem.A rectangular box with volume 234 cubic feet is built with a square base and top. The cost is $1.50 per square foot for the top and the bottom and $2.00 per square foot for the sides. Let x represent the length of a side of the base. Express the cost the box as a function of x. Give the function and state its domain.

A. C = 3x2 + : x > 4
B. C = 3x2 + : x > 0
C. C = 2x2 + : x < 10
D. C = 4x + : x > 0


Answer: B

Mathematics

You might also like to view...

Find the extreme values of the function subject to the given constraint.  

A. Maximum: 49 at    minimum: 41 at  
B. Maximum: 77 at    minimum: 13 at  
C. Maximum: 81 at    minimum: 9 at  
D. Maximum: 77 at    minimum: 13 at  

Mathematics

Convert.546 grams to milligrams

A. 546,000 mg B. 0.0546 mg C. 54,600 mg D. 0.546 mg

Mathematics

Graph the equation.25y2 - 9x2 = 225

A.

B.

C.

D.

Mathematics

Provide an appropriate response.An electronic funds transfer (EFT):

A. can be done manually B. is a paperless transaction C. makes use of checks D. uses only debit memos

Mathematics