Solve the radical equation.
- 
= 2
A. {-2, 2}
B. {-3}
C. {-2}
D. {2}
Answer: A
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The following table shows the population, in millions, of a certain town in the given year.
1985198719891991
2397221320461877?
A. Calculate the average rate of change in population from 1987 to 1989. (Be careful to get the sign right.)B. Explain in practical terms the meaning of the number you calculated in part A.C. Use averaging to estimate the population in 1988.
What will be an ideal response?
Sketch the graph of the quadratic function. Identify the vertex and axis of symmetry.f(x) = (x - 1)2
A. vertex: (0, -1)
axis of symmetry: x = 0
B. vertex: (0, 0)
axis of symmetry: x = 0
C. vertex: (1, 0)
axis of symmetry: x = 1
D. vertex: (-1, 0)
axis of symmetry: x = -1
Solve the problem.During a hurricane evacuation from the east coast of Georgia, a family traveled 
west. For part of the trip, they averaged 
but as the congestion got bad, they had to slow to 
If the total time of travel was 6 hours, how many miles did they drive at the reduced speed?
A. 20 mi B. 25 mi C. 30 mi D. 35 mi
Use the accompanying graph of y = f(x) to sketch the graph of the indicated equation.y = - 4f(x + 4) + 3
A. 
B. 
C. 
D. 