Find the domain. Write interval notation for the answer.f(x) = 
A. (-?, 3) ? (3, ?)
B. (-?, -3) ? (7, ?)
C. (-?, -7) ? (-7, 3) ? (3, ?)
D. (-?, -3) ? (-3, 7) ? (7, ?)
Answer: C
Mathematics
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Solve the equation for exact solutions.arcsin x + 2 arctan x = ?
A. 
B. 
C. 
D. 
Mathematics
Solve the problem.If 
is a convergent series of nonnegative terms, what can be said about 
?
A. Always diverges B. May converge or diverge C. Always converges
Mathematics
Find the part.0.4% of 2000 trees
A. 80 trees B. 800 trees C. 0.8 trees D. 8 trees
Mathematics
Match the graph with its correct equation (m and b are constants).
A. y = b, b < 0 B. x = h, h < 0 C. y = mx + b, m > 0 and b > 0 D. y = b, b > 0
Mathematics