Solve the problem.A wildlife researcher is monitoring a black bear that has a radio telemetry collar with a transmitting range of 16 miles. The researcher is in a research station with her receiver and tracking the bear's movements. If we put the origin of a coordinate system at the research station, what is the equation of all possible locations of the bear where the transmitter would be at its maximum range?
A. x2 + y2 = 256
B. x2 + y2 = 32
C. x2 - y2 = 16
D. x2 + y2 = 16
Answer: A
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Factor.49x2 - 64
A. (49x + 1)(x - 64) B. (7x + 8)2 C. (7x - 8)2 D. (7x + 8)(7x - 8)
State which type of average, the mean, median, or mode, would be most appropriate in the situation described. Explain your thinking.A state governor is planning a tax cut. A researcher calculates the average amount that will be saved by residents of the state. Which average would best convey the amount that will be saved by most residents of the state?
What will be an ideal response?
Solve.There are currently 63 million cars in a certain country, decreasing by 2.8% annually. How many years will it take for this country to have 41 million cars? Round to the nearest year.
A. 3 yr B. 8 yr C. 110 yr D. 15 yr
Use the information given in the diagram to find A to the nearest degree. Suppose that 
and 
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A. ?
B. ?
C. 
D. ?
E. ?