Simplify the rational expression. Use factoring, and assume all variable expressions represent positive real numbers.
A. 
B. 
C. 
D. 
Answer: D
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Simplify.3(-7x + 7y + 5z - 5)
A. -21x - 21y + 15z + 15 B. -21x + 21y + 15z - 15 C. -4x + 10y + 8z - 2 D. 21x + 21y - 15z - 15
Find the indicated premium. Round to the nearest cent. 
Find the annual premium.Face Value: $45,000Age of Insured: 25Sex of Insured: FType of Policy: Whole life
A. $183.15 B. $102.60 C. $116.10 D. $227.70
Graph the function. Describe its position relative to the graph of the indicated basic function.f(x) = 3ln x; relative to f(x) = ln x
A. Stretched vertically
B. Stretched horizontally
C. Shrunk vertically
D. Moved up 3 units
Using transformations, sketch the graph of the requested function.The graph of a function f is illustrated. Use the graph of f as the first step toward graphing the function F(x), where 
A. 
B. 
C. 
D. 