Solve the problem.Two tracking stations are on the equator 146 miles apart. A weather balloon is located on a bearing of N 43°E from the western station and a bearing of N 23°E from the eastern station. How far, to the nearest mile, is the balloon from the western station? Round to the nearest mile.
A. 402 mi
B. 390 mi
C. 393 mi
D. 381 mi
Answer: C
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A.
B. 4.925
C. 0.015
D.
Find the slope of the tangent line to the graph of each function at the given point and determine an equation of the tangent line.
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at (-2, -3)
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A. ?;
B. ?;
C. ;
D. ?;
The circle or ellipse shown in the calculator-generated graph was created using function mode with a square viewing window. What are the two functions y1 and y2 that were used to obtain the graph whose equation is given?(x - 5)2 + y2 = 25
A. y1 = 25 + , y2 = 25 -
B. y1 = 5 + , y2 = 5 -
C. ,
D. ,
In a right triangle, find the length of the side not given. Let c represent the length of the hypotenuse. Give an answer to the nearest tenth if necessary.a = 30 cm, c = 50 cm
A. b = 20 cm B. b = 10 cm C. b = 80 cm D. b = 40 cm