Solve the problem.The roof of a building is in the shape of the hyperbola 
where x and y are in meters. Determine the distance, w, the outside walls are apart, if the height of each wall is 11 m. Round to the nearest tenth when necessary.
A. 10.25 m
B. 20.5 m
C. 105 m
D. 11.7 m
Answer: B
Mathematics
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Find the value of r and determine if a correlation exists at the indicated level of significance.
?? = 0.05
A. r = 0.8818; Correlation exists. B. r = 0.8282; Correlation does not exist. C. r = 0.8290; Correlation does not exist. D. r = 0.9021; Correlation exists.
Mathematics
Find an equation of the hyperbola centered at the origin that satisfies the given condition.
 Figure 2.png)
Mathematics
Perform the indicated operation. Write the answer in simplest form.2
÷ 11
A. 
B. 
C. 
D. 
Mathematics
Solve the system of equations using Cramer's Rule, if applicable.
A. (3, 1) B. ? C. (1, 3) D. {(x, y)|-2x + 4y = -2}
Mathematics