Solve the problem.Which of the lines in the picture are lines of symmetry of the given figure?
A. r and t
B. r
C. q and s
D. q, r, s, and t
Answer: A
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Evaluate the exponential expression.52
A. -25 B. 7 C. 10 D. 25
Factor the expression completely. If the polynomial is prime, state this as your answer.375x4 - 24x
A. 3x(5x + 2)(25x2 - 10x + 4) B. 3x(5x - 2)(25x2 + 10x + 4) C. 3x(5x - 2)(25x2 - 10x + 4) D. 3(5x - 2)(25x2 + 10x + 4)
Solve.The following table shows per capita health care expenditures (in dollars) from 2003 to 2008. 
The logarithmic model that fits this data is E = f(x) = 3130 + 720 ln x, where E represents the per capita health care expenditures and x is the number of years since 2002. Use this model to predict in what year health care expenditures will reach $5,400.
A. 2,026 B. 2,028 C. 2,027 D. 2,025
Identify and graph the polar equation.r = 3? 
A. 
logarithmic spiral
B. 
logarithmic spiral
C. 
logarithmic spiral
D. 
logarithmic spiral