Solve the problem.A guy wire to the top of a tower makes an angle of 66° with the level ground. At a point 29 feet farther from the base of the tower and in line with the base of the wire, the angle of elevation to the top of the tower is 25°. What is the length of the guy wire?
A. 40.38 ft
B. 18.68 ft
C. 13.42 ft
D. 62.69 ft
Answer: B
Mathematics
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Solve the problem.The ellipse 
+ 
= 1 is shifted up 6 units and left 7 units. Find an equation for the new ellipse and find the new center.
A. 
+ 
= 1; center: (-7, 6)
B. 
+ 
= 1; center: (6, -7)
C. 
+ 
= 1; center: (7, 6)
D. 
+ 
= 1; center: (-7, 6)
Mathematics
15x2 - 18x + 10x - 12
A. (3x - 2)(5x + 6) B. (15x + 2)(x - 6) C. (3x + 2)(5x - 6) D. (15x - 2)(x + 6)
Mathematics
Graph the function.y = - 
cos 
A. 
B. 
C. 
D. 
Mathematics
Provide an appropriate response.If a number has a negative natural logarithm, then the number must be ___.
Fill in the blank(s) with the appropriate word(s).
Mathematics