Change the given polar coordinates (r, ?) to Cartesian coordinates (x, y).
A. (3
, -3)
B. (-3
, -3
)
C. (-6
, -6
)
D. (3
, -3
)
Answer: D
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Provide an appropriate response.Explain how the equation log x = 1 could be solved using the graph of 
What will be an ideal response?
An undercover police officer is assigned the job of once a night walking each of the 48 blocks of a certain section of town described by the street grid shown below. The walk starts and ends at A. The officer wants to minimize the total number of blocks he has to walk each night.
Suppose that it takes the officer 5 minutes to walk a block. In an optimal trip, the officer will cover the entire neighborhood in
A. 5 hours. B. 4 hours and 45 minutes. C. 4 hours and 50 minutes. D. 5 hours and 10 minutes. E. none of these
Find the median.8, 8, 28, 13, 23, 48, 36, 31
A. 24.5 B. 23 C. 28 D. 25.5
Find the distance d(P1, P2) between the points P1 and P2.P1 = (0, 0); P2 = (-6, -9)
A. 117
B. 3i
C. 15
D. 3