An observer for a radar station is located at the origin of a coordinate system. For the point given, find the bearing of an airplane located at that point. Express the bearing using both methods.(9, 0)
A. 270°; N 90° E or S 90° E
B. 270°; N 90° W or S 90° W
C. 90°; N 90° E or S 90° E
D. 90°; N 90° W or S 90° W
Answer: C
Mathematics
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Solve the problem.In an economics study, three quantities m, p, and q have been found to be related by the equation m = p1/2 ? q1/2. Find m, if p = 4 and q = 36.
A. 8 B. 12 C. 72 D. 144
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Perform the indicated operations and simplify the result. Leave the answer in factored form.
A. (x + 1)(x + 5)
B. 
C. 
D. 
Mathematics
Provide an appropriate response.A 20-inch stack of computer chips is on the table. Each computer chip is 
of an inch thick. How many computer chips are in the stack?
A. 9 B. 45 C. 46 D. 20
Mathematics
Use a calculator to evaluate 
. Round your answer to four decimal places.
A. -0.9589 B. 0.0872 C. -0.4128 D. -0.4282 E. -1.7089
Mathematics