For the pair of functions, find the indicated sum, difference, product, or quotient.f(x) = 5x - 9, g(x) = 7x - 4Find (f - g)(x).
A. 2x + 5
B. -2x - 13
C. 12x - 13
D. -2x - 5
Answer: D
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Determine the largest open intervals of the domain over which the function is increasing, decreasing, and constant.
A. Increasing (-?, 0); Decreasing (0, ?) B. Increasing (0, ?); Decreasing (-?, 0) C. Increasing (-?, 0); Decreasing (0, -?) D. Increasing (-?, 0); Decreasing (-?, 0)
Solve. If necessary, round percents to the nearest tenth, dollar amounts to the nearest cent, and all other numbers to the nearest whole.The enrollment at a local college decreased by 12% over last year's enrollment of 2,000. Find the current enrollment.
A. 240 students B. 1,760 students C. 2,240 students D. 1,988 students
Multiply or divide as indicated.
A. 19.07 B. 1.907 C. 0.907 D. 9.07
Find an equation for the ellipse described. Graph the equation.Foci at (-4, -1) and (2, -1); length of major axis is 10
A. 
+ 
= 1
B. 
+ 
= 1
C. 
+ 
= 1
D. 
+ 
= 1