Solve the logarithmic equation.ln x - ln (x - 5) = ln 9
A. 
B. 
C. 4
D. ?
Answer: B
Mathematics
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Determine whether the pair of lines is parallel, perpendicular, or neither.12x + 4y = 1621x + 7y = 31
A. Parallel B. Perpendicular C. Neither
Mathematics
Perform the conversion. Round to the nearest hundredth when necessary.24 km to mi
A. 38.64 mi B. 22.7 mi C. 25.44 mi D. 14.9 mi
Mathematics
Write interval notation for the graph.
A. (-3, 1] B. [-3, 1] C. [-3, 1) D. (-3, 1)
Mathematics
Solve the problem.The roof of a building is in the shape of the hyperbola 
where x and y are in meters. Refer to the figure and determine the height h of the outside walls.
A. 30 meters B. 68 meters C. 8.2 meters D. 12 meters
Mathematics