Factor the difference of squares.16 - x4
A. (4 + x2)(2 + x)(2 - x)
B. (2 + x2)(2 + x)(2 - x)
C. (2 + x)2(2 - x)2
D. (4 + x2)(4 - x2)
Answer: A
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Assume there is a certain population of fish in a pond whose growth is described by the logistic equation. The growth parameter for this type of fish is r = 3.0.If the starting population is given by p0 = 0.2, then after one breeding season the population of the pond is given by
A. p1 = 0.6. B. p1 = 0.42. C. p1 = 0.16. D. p1 = 0.48. E. none of these
Simplify. Assume that no radicands were formed by raising negative quantities to even powers.
A. b
B. 
C. 
D. 6
Use the simplex method to solve the linear programming problem.Maximizez = 7x1 + 2x2 + x3subject to:x1 + 5x2 + 7x3 ? 8 x1 + 4x2 + 11x3 ? 9withx1 ? 0, x2 ? 0, x3 ? 0
A. Maximum is 56 when x1 = 8, x2 = 0, x3 = 0 B. Maximum is 63 when x1 = 9, x2 = 0, x3 = 0 C. Maximum is 9 when x1 = 1, x2 = 1, x3 = 0 D. Maximum is 0 when x1 = 0, x2 = 0, x3 = 8
Graph the linear equation using intercepts.x = -5y
A. 
B. 
C. 
D. 