Multiply and simplify. Assume that all variables in a radicand represent positive real numbers.
? 
A. 
B. 3
C. 2
D. 6
Answer: C
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Solve the problem.A rectangular field is to be enclosed on four sides with a fence. Fencing costs $4 per foot for two opposite sides, and $5 per foot for the other two sides. Find the dimensions of the field of area 750 ft2 that would be the cheapest to enclose.
A. 34.2 ft @ $4 by 21.9 ft @ $5 B. 24.5 ft @ $4 by 30.6 ft @ $5 C. 30.6 ft @ $4 by 24.5 ft @ $5 D. 21.9 ft @ $4 by 34.2 ft @ $5
Find the standard divisor for the given situation. Round your answer to two decimals.The faculty senate of a university has 40 senators to be apportioned among its four colleges based on the number of faculty in each college. The colleges are Liberal Arts (L), Sciences (S), Business (B), and Engineering (E). The number of faculty in each college is shown in the following table. 
A. 27.85 B. 34.23 C. 24.48 D. 30.58
Find the required quantity given the wire that lies along the curve r and has density ?.Moment of inertia Iy about the y-axis, where r(t) = 
i + 4tj, 0 ? t ? 1; 
A. Iy = 875 B. Iy = - 875 C. Iy = 175 D. Iy = - 175
Solve the problem.The solution set of the inequality 
is 
. Without doing any work, give the solution to 
A. (-?, -3) ? (-2, ?) B. (-3, ?) C. [-3, -2] D. (-3, -2)