Write the expression in standard form.
+ 
A. -13
B. -13i
C. 40i
D. 13i
Answer: D
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The average number N of prey that certain predators will consume depends on the density D, in number per square foot, of the prey. The relationship is
.
?
What is the largest average number of prey that predators will consume no matter what the density of the prey is? Round your answer to two decimal places, if necessary.
?
A. 2 B. 6 C. 3.00 D. None of the above
Solve the problem.The vertex and focus of one parabola are, respectively, the focus and vertex of a second parabola. Find the equation of the first parabola, if 
is the equation of the second.
A. y2 = 32(x - 8) B. y2 = -32(x + 8) C. y2 = -32(x - 8) D. y2 = 32(x + 8)
Find the area.
A. 728 m2 B. 364 m2 C. 82 m2 D. 41 m2
Evaluate the exponential expression.
4
A. 266
B. 
C. 1
D. 