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) = 
- 
+ 
B. f(x) = 
- 
+ 
C. f(x) = 
+ 
- 
D. f(x) = 
+ 
+ 
Answer: A
Mathematics
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Use Chebyshev's theorem to solve the problem.In a certain distribution of numbers, the mean is 50 and the standard deviation is 6. What can you say about the percentage of numbers that lie between 29 and 71?
A. at least 91.8% B. at most 8.2% C. at least 71.4% D. at most 28.6%
Mathematics
Solve the equation. Make sure you check your final solution(s).
+ 
= 
A. x = 216 B. x = 36 C. x = 0 D. x = 54
Mathematics
Calculate the total amount due to the IRS from the firm.Canine Coiffures, Ltd. collected $2471.93 FICA, $578.11 Medicare, and $3038.08 federal withholding tax from employees.
A. $9138.16 B. $6666.23 C. $8560.05 D. $6088.12
Mathematics
Evaluate.-127
A. -27 B. 1 C. -1 D. 27
Mathematics