Simplify the radical. Assume that all variables represent nonnegative real numbers. 
A. x4
B. x5
C. x4
D. x3
Answer: A
Mathematics
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Decide whether the statement makes sense. Explain your reasoning.Darren lost in a plurality vote even though he is favored in pairwise races over every other candidate.
What will be an ideal response?
Mathematics
Find the quadratic approximation of f at x = 0.f(x) = ln(cos 2x)
A. p2(x) = 1 + 2x2 B. p2(x) = 1 - 2x2 C. p2(x) = - 2x2 D. p2(x) = 2x2
Mathematics
Use the ratio test to determine if the series converges or diverges.
A. Converges B. Diverges
Mathematics
Solve for x in the proportion. If possible, reduce the known fraction first.
= 
A. x = 6 B. x = 3 C. x = 4 D. x = 5
Mathematics