For the graph of a circular function y = f(x), determine whether f(-x) = f(x) or f(-x) = -f(x) is true.
A. f(-x) = -f(x)
B. f(-x) = f(x)
Answer: A
Mathematics
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By calculating an appropriate number of terms, determine if the series converges or diverges. If it converges, find the limit L and the smallest integer N such that 
for 
otherwise indicate divergence.an = n tan 
A. L = 0, N = 28 B. L = 1, N = 28 C. L = 1, N = 6 D. diverges
Mathematics
Graph the polar equation.r = 
A. 
B. 
C. 
D. 
Mathematics
For the given expression y', find y'' and sketch the general shape of the graph of y = f(x). y' = 
- 4
A. 
B. 
C. 
D. 
Mathematics
Find the value of the indicated trigonometric function of the angle ? in the figure. Give an exact answer with a rational denominator.
Find cot ?.
A. cot ? = 
B. cot ? = 
C. cot ? = 
D. cot ? = 
Mathematics