Solve the problem.The following data represents the Olympic winning time in Women's 100 m Freestyle. 
Find the slope of the line of best fit for the data set and interpret it.
What will be an ideal response?
The slope is about -0.12616 which means that the winning time is decreasing by 0.12616 of a second each year.
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For the graph of the function y = f(x), find the absolute maximum and the absolute minimum, if it exists.
A. Absolute maximum: none; Absolute minimum: f(1) = 2 B. Absolute maximum: none; Absolute minimum: none C. Absolute maximum: f(4) = 7; Absolute minimum: none D. Absolute maximum: f(4) = 7; Absolute minimum: f(1) = 2
Eva invested a certain amount of money at 15% interest and $2,000 more than that amount at 16%. Her total yearly interest was $1,715. How much did she invest at each rate?
A. $2,000 at 15%, $4,500 at 16% B. $4,500 at 15%, $6,500 at 16% C. $4,700 at 15%, $6,300 at 16% D. $4,700 at 15%, $6,700 at 16% E. $6,500 at 15%, $4,500 at 16%
Simplify the expression.(x4)3
A. 3x4 B. 3x12 C. x7 D. x12
Rationalize the denominator.
A. 41x
B. 
C. 5
D. 