Determine if the function is a power function. If it is, then state the power and constant of variation.f(x) = - 
x2
A. Power is 
; constant of variation is 2
B. Power is 2; constant of variation is - 
C. Power is 2; constant of variation is 
D. Not a power function
Answer: B
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Write the percent as a fraction or mixed number in simplest form.16
%
A. 
B. 1675
C. 8
D. 167
Write a statement that represents the relationship between the following.? and B = {a, b, c, d, e}
A. ? ? B B. ? ? B C. ? = B D. ? ? B
Solve the problem.Dave, Doug, and Cindy want to divide a cake fairly using the lone chooser method. Cindy gets to be the chooser and Dave and Doug are the dividers, with Dave having to make the first division of the cake into two pieces. Suppose that x% represents the value of Dave's share (to Dave), y% represents the value of Doug's share (to Doug), and z% represents the value of Cindy's share (to Cindy). Assuming each player plays the game correctly, which of the following statements is true?
A. x% must be 
%; y must be bigger than x; z must be bigger than or equal to y.
B. y must be bigger than or equal to x; z must be bigger than or equal to y.
C. x% must be 
%; y% must be 
%; z% must be more than 
%.
D. x% + y% + z% = 100%
E. none of these
Provide an appropriate response.Choose the expression that is equivalent to the following: 0 + 6c
A. -6c B. 6 + c C. 6c D. 0