Solve the problem.The number of bacteria growing in an incubation culture increases with time according to 
where x is time in days. Find the number of bacteria when x = 0 and x = 2.
A. 29,200, 116,800
B. 7300, 58,400
C. 7300, 1,868,800
D. 7300, 116,800
Answer: D
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Rotate the coordinate axes to change the given equation into an equation which has no cross product (xy) term. Identify the graph of the equation as a hyperbola, ellipse, parabola, a straight line, or parallel lines.7x2 - 4xy + 11y2 - 7x + 3y - 10 = 0
A. 6.172u2 + 7.828v2 - 6.467u + 5.450v = 0; Ellipse B. 11.828u2 - 11.828v2 + 5.450u - 5.319v - 10 = 0; Hyperbola C. 6.172u2 + 11.828v2 - 5.319u + 5.450v - 10 = 0; Ellipse D. 6.172u2 - 11.828v2 - 5.319u + 5.450v - 10 = 0; Hyperbola
The question(s) that follow refer to the problem of finding the minimum spanning tree for the weighted network shown below.
The total weight of the minimum spanning tree is
A. 95. B. 42. C. 55. D. 36. E. none of these
If possible, evaluate the expression by hand. If not, approximate the answer to the nearest hundredth.
-2/3
A. - 
B. 
C. 
D. Not a real number
Solve the inequality.x3 > 5x2
A. (5, ?) B. (-?, 0) or (5, ?) C. (0, 5) D. (-?, 5)