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 = b = 9 m
A. 17 m
B. 145 m
C. 12 m
D. 55 m
Answer: C
Mathematics
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Provide an appropriate response.Write with fractional exponents: 
What will be an ideal response?
Mathematics
Find the exact value of the expression using the provided information.Find tan(s + t) given that cos s = 
, with s in quadrant I, and 
with t in 
A. 
B. 
C. 
D. 
Mathematics
Find the exact value of the expression.sin 20° cos 40° + cos 20° sin 40°
A. 
B. 
C. 
D. 
Mathematics
Use properties of logarithms to expand the logarithmic expression as much as possible. Where possible, evaluate logarithmic expressions without using a calculator.log5x7
A. 5log7x B. 7log5x7 C. 7log5x D. 5 log x
Mathematics