Solve.Sue wants to add a decorative wallpaper border to her living room. Refer to the diagram below for the dimensions of Sue's living room. How many feet of wallpaper border will she need?
A. 44 ft
B. 40 ft
C. 36 ft
D. 42 ft
Answer: A
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Describe the level surfaces for the given function.f(x, y, z) = (7x2 - 8y2 - 6z2)3/2
A. Hyperboloids of two sheets B. Ellipsoids C. Hyperboloids of one sheet D. Paraboloids
Determine from the graph whether the function has any absolute extreme values on the interval [a, b].
A. Absolute minimum and absolute maximum. B. Absolute minimum only. C. Absolute maximum only. D. No absolute extrema.
Multiply.(
+ 3)(
- 3)
A. 6 - 2
B. 3
C. -3
D. 15
Solve the problem involving modeling with polynomial functions.For this problem, y-values given correspond to the number of graduates at School X over the years 1990 (x = 0), through 1994 (x = 4). (a) Use the data given in the table below to determine a quartic (fourth-degree) polynomial model. 
(b) Based on the quartic model, how many graduates were at School X in 1991?
A. (a) y ? 7.291
x4 - 56.58
x3 + 126.708
x2 - 73.41
x + 674;
(b) 678 graduates
B. (a) y ? 7.291
x4 - 85.75x3 + 340.208
x2 - 525.75x + 938;
(b) 674 graduates
C. (a) y ? 1.750x3 - 16.00x2 + 30.75x + 671.5;
(b) 657 graduates
D. (a) y ? 1.750x3 - 16.00x2 + 30.75x + 671.5;
(b) 688 graduates