Simplify the radical. Assume that all variables represent positive real numbers.
A. 
B. 3
C. 
D. 
Answer: C
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Find the limit.
tan x
A. 1 B. -? C. 0 D. ?
Solve the problem.A music group out of Bakersfield, California is planning to appear in the following cities: Los Angeles, California; San Diego, California; Fresno, California; and Las Vegas, Nevada. The distances between these locations in miles are listed below:
a) Represent this traveling salesman problem with a complete graph showing the distances on the appropriate edges.b) Use the Nearest Neighbor method to approximate the optimal route for the band to travel to each city and return to Bakersfield. Give the distance of the route found.c) Randomly select another route from Bakersfield to the other cities and compute the distance of this route. Compare this distance to the
distance found in part (b). What will be an ideal response?
Without using a calculator, give the exact trigonometric function value with rational denominator.cot 45°
A. 1
B. 
C. 
D. 
Decide whether the graph of the equation opens up, down, to the left, or to the right; and whether it is wider, narrower, or the same shape as the graph of 
(or 
).f(x) = -2x2 + 4x + 9
A. Down; narrower B. Up; wider C. Down; wider D. Up; narrower