Write the rational expression as an equivalent expression with the indicated denominator.
= 
A. 
B. 
C. 
D. 
Answer: D
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First, rewrite each equation in exponential form. Then, use a table of coordinates and the exponential form to graph the logarithmic function. Begin by selecting -2, -1, 0, 1 and 2 for y. Finally, based on your graph, describe the shape of a scatter plot that can be modeled by f(x) = log b x, 0 < b < 1.y = log1/9 x
A. 
increasing
B. 
increasing,
although rate of increase is slowing down
C. 
decreasing,
although rate of decrease is slowing down
D. 
decreasing,
although rate of decrease is slowing down
Use the definition to find an expression for the instantaneous acceleration of an object moving with rectilinear motion according to the given function. The instantaneous acceleration is defined as the instantaneous rate of change of the velocity with respect to time. v = 4t2 - 7t + 1[v is the velocity]
A. 8t - 7 B. 8t2 - 7t C. 4t - 7 D. 4t2 - 7
Refer to the double-bar graph below which shows the number of male (M) and female (F) athletes at a university over a four-year period. Solve the problem. 
YEARHow many female athletes were there in 1987?
A. 300 B. 500 C. 200 D. 150
Write the shaded area in the figure as a mixed number and as an improper fraction.
A. 3
; 
B. 3
; 
C. 4
; 
D. 3
; 