Solve the problem.If cot ? = - 
and 
< ? < ?, find csc ?.
A. - 4
B. 4
C. - 
D. 
Answer: B
Mathematics
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Use the formula for an to find the general term for the arithmetic sequence.5, 0, -5, . . .
A. an = 10n - 5 B. an = -5n + 10 C. an = n - 5 D. an = 5n - 5
Mathematics
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) = x + 
-1 ? x <1
A. f(x) = 
+ 
B. f(x) = 
+ 2
C. f(x) = 
- 
D. f(x) = 
- 2
Mathematics
Use transformations of either the graph of y = ln x or y = log x to graph the given equation.y = -2 + 5 log x
A. 
B. 
C. 
D. 
Mathematics
Use the Laws of Exponents to simplify. Write the answer with positive exponents. All variables are nonzero.(x-6)7
A. -7x6
B. -7x42
C. 
D. - x42
Mathematics