Find the real zeros, if any, of each quadratic function using the quadratic formula. List the x-intercepts, if any, of the graph of the function. h(x) = x2 - 4x + 20
A. x = 4 , x = -8
B. x = -2, x = 4
C. x = 6, x = -2
D. No real zeros or x-intercepts
Answer: D
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A delivery truck must deliver packages to 6 different store locations (A, B, C, D, E, and F). The trip must start and end at A. The graph below shows the distances (in miles) between locations. We want to minimize the total distance traveled.
In applying the cheapest-link algorithm to this graph, the fourth edge added to the circuit is:
A. AD. B. BF. C. CE. D. BC. E. none of these
Provide an appropriate response.Raise the term to the indicated power: 
4
A. a8b12 B. a6b7 C. a2b7 D. a2b12
Changes in lifestyles, population size, society's attitudes, educational status and marital status are all examples of demographic trends in the general environment.
Answer the following statement true (T) or false (F)
Convert the units.0.66 g = 
mg
A. 0.00066 mg B. 0.0066 mg C. 660 mg D. 66 mg