Solve the problem.A bird flies from its nest 7 km in the direction 23° north of east, where it stops to rest on a tree. It then flies 10 km in the direction 31° south of west and lands atop a telephone pole. With an xy-coordinate system where the origin is the bird's nest, the x-axis points east, and the y-axis points north, at what point is the tree located?
A. (2.735, 6.444)
B. (-3.730, -5.924)
C. (0.9205, 0.3907)
D. (6.444, 2.735)
Answer: D
Mathematics
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A. 
, (0, 13)
B. No x-intercepts, (0, -13)
C. No x-intercepts, (0, 13)
D. 
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(x - 1)
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Evaluate the expression for the given replacement value.
, for x = 357
A. 1 B. undefined C. 0 D. 357
Mathematics