Solve the problem.What is the y-intercept of y = cos x?
A. ?
B. 0
C. 1
D. 
Answer: B
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Express the area of the region bounded by the given line(s) and/or curve(s) as an iterated double integral.The coordinate axes and the line 
A. 
B. 
C. 
D. 
Find a formula for the nth partial sum of the series and use it to find the series' sum if the series converges.
+ 
+ 
+ ... + 
+ ...
A. 
; 5
B. 
; 5
C. 
; 5
D. 
; 5
Using the table, set up proportions to solve.The table shows a scale for the cost of sending printed matter to different countries using the services of an undisclosed courier.
Is it cheaper to send a 3.5 lb package to Mexico or a 3.5 lb package to Canada?
A. 3.5 lb package to Mexico B. 3.5 lb package to Canada
Sketch trajectories of solutions of z? = Az given the eigenvalues and associated eigenvectors of A. Classify the origin and assess its stability.
