Solve the problem.A closed box with a square base has to have a volume of 8000 cubic inches. Find a function for the surface area of the box.
A. S(x) = x2 + 
B. S(x) = 2x2 + 
C. S(x) = 2x2 + 
D. S(x) = 2x2 + 
Answer: C
Mathematics
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Find the inverse of the function.f(x) = 7x3 + 6
A. f-1(x) = 
B. f-1(x) = 
- 6
C. Not a one-to-one function
D. f-1(x) = 
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Solve the proportion problem.
Suppose that the two triangles shown in the figure are similar. Find x.
A. x = 9 B. x = 5 C. x = 8 D. x = 4
Mathematics
Subtract.68,776
A. 13,431 B. 18,461 C. 13,451 D. 13,461
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Multiply.10x2(-9x2 - 8)
A. -90x4 - 8 B. -90x2 - 80 C. -90x4 - 80x2 D. -170x2
Mathematics