Solve the problem.A carpenter wants to cut the largest possible ellipse from a 15 ft by 17 ft rectangular board. After the foci are located, a string is connected to them and pulled taut by a pencil in order to draw the ellipse. Find the length of the string.
A. 17 ft
B. 30 ft
C. 15 ft
D. 34 ft
Answer: A
Mathematics
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A. 9?
B. 162?
C. 81?
D. 
?
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Find the vertices of the hyperbola.9x2 - 36y2 + 18x + 144y - 459 = 0
A. (1, 1) and (1, -5) B. (-7, 2) and (5, 2) C. (-1, 5) and (-1, -1) D. (-5, -2) and (7, -2)
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Refer to the following normal curve, with mean ? and standard deviation ?.
A data value of 30 corresponds to a standardized value of
A. -1. B. 1. C. -2. D. 2. E. none of these
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Evaluate using the order of operations.-2
÷ 3(-2)
A. 
B. 
C. - 
D. 
Mathematics