Find at least three nonzero terms [including a0, at least two cosine terms (if they are not all zero) and at least two sine terms (if they are not all zero)] of the Fourier series for the given function.f(x) = 
A. f(x) = 
+ 
- 
(3 sin x - sin 2x + . . .)
B. f(x) = 
+ 
- 
(5 sin x - sin 2x + . . .)
C. f(x) = 
- 
+ 
D. f(x) = 
+ 
- 
(3 sin x - sin 2x + . . .)
Answer: A
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Graph the function.f(x) = 
A. 
B. 
C. 
D. 
Find the limit.
sec x
A. -? B. 0 C. ? D. 1
Translate the problem situation to a system of equations. Do not solve.The difference between two numbers is 16. Three times the smaller number plus the larger number is 48. What are the numbers?
A. x - y = 16; x + 3z = 48 B. x - y = 16; x + 3y = 48 C. x - y = 16; 3x + y = 48 D. x + y = 16; x + 3y = 48
Solve.A meter is a unit of measure in the metric system that is approximately equal to 39.37 inches. Gina is 2 meters tall. What is her approximate height in inches? Round the answer to two decimal places.
A. 7.87 in. B. 785.40 in. C. 78.74 in. D. 78.54 in.