Simplify. Assume that any variables are positive.
A. 
B. 
C. 
D. 
Answer: B
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Solve the problem.A rumor is spread at an elementary school with 1200 students according to the model 
where N is the number of students who have heard the rumor and d is the number of days that have elapsed since the rumor began. How many students will have heard the rumor after 5 days?
Fill in the blank(s) with the appropriate word(s).
Consider the operation 
defined by the table.Find 
?and
.
?
A.
B.
C.
Find the asymptotes of the hyperbola.x2 - y2 = 162
A. y = x, y = - x
B. y =2x, y = - 2x
C. y = 
, y = - 
D. y = 162x, y = - 162x
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 = 32 B. x2 + y2 = 256 C. x2 + y2 = 16 D. x2 - y2 = 16