Find a formula for the inverse of the function described below.A size 58 dress in Country C is size 17 in Country D. A function that converts dress sizes in Country C to those in Country D is 
A. f-1(x) = x + 12
B. f-1(x) = 2(x - 12)
C. f-1(x) = 2(x + 12)
D. f-1(x) = 2x + 12
Answer: C
Mathematics
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Determine whether the expression is a polynomial.8x - 5
A. Polynomial B. Not a polynomial
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Solve the problem.Find the fluid force on one side of a cubical container 7.0 cm on an edge if the container is filled with mercury. The density of mercury is 133 kN/m3.
A. 650 N B. 23,000 N C. 23 N D. 4.6 N
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Solve the equation.7[-5x + 2 - 6(x + 1)] = 3x - 6
A. 
B. 
C. 
D. 
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Estimate the indicated probability.College students were given three choices of pizza toppings and asked to choose one favorite. The following table shows the results.
A randomly selected student prefers a cheese topping.
A. .321 B. .109 C. .339 D. .338
Mathematics