Find the first three nonzero terms of the Taylor expansion for the given function and value of a.cos x 
A. 1 - 
- 
2 + ...
B. 
- 
3 + 
5 - ...
C. 
- 
2 + 
3 - ...
D. 1 - 
2 + 
3 - ...
Answer: B
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Write the compound statement in symbols.Let r = "The food is good," p = "I eat too much,"q = "I'll exercise."I'll exercise if I eat too much.
A. p ? q B. q ? p C. q ? p D. p ? q
When forecasting income statements, which of the following is generally a key assumption firms make about their variable operating costs?
A. Variable operating costs remain the same each year. B. Variable operating costs increase at the same rate as sales. C. Variable operating costs are forecast to be the average of the operating costs during the previous three years. D. Variable operating costs decrease when sales increase. E. Variable operating costs are set at industry averages.
Use a graphing calculator to solve the linear equation.The graph of y1 is shown in the standard viewing window. Which is the only choice that could possibly be the solution of the equation y1 = 0?
-12, -7, - 
, 12
A. -7
B. 12
C. -12
D. - 
Find the equation that the given graph represents and give the domain, range, and interval(s) over which the function is increasing and decreasing.
A. P(x) = -x4 + x2 - 3x - 4; domain: (-?, ?); range: (-?, ?); Increasing over [-.34, .76]; Decreasing over (-?, -.34] and [.76, ?) B. P(x) = 2x3 + x2 - 3x + 4; domain: (-?, ?); range: (-?, ?); Increasing over (-?, -.86] and [.57, ?); Decreasing over [-.86, .57] C. P(x) = 2x4 - x2 + 4; domain: (-?, ?); range: (-?, ?); Increasing over (-?, .57]; Decreasing over (-?, .57] and [.86, ?) D. P(x) = -x3 - x - 4; domain: (-?, ?); range: (-?, ?); Increasing over (-?, -.34] and [.76, ?); Decreasing over [-.34, .76]