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 9 m.
A. 24 m
B. 11.7 m
C. 4.9 m
D. 9.8 m
Answer: D
Mathematics
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Provide an appropriate response.Construct a perpendicular from P to the line r.
What will be an ideal response?
Mathematics
Use the Negative Exponent Rules to simplify. Write the answer with positive exponents. All variables are nonzero.
A. 
B. -6p
C. 3p2
D. - 
Mathematics
Find the equation of the line of best fit from the data in the table. Round the slope and the y-intercept to the nearest hundredth.
A. y = 0.90x - 3.79 B. y = 0.80x - 3.79 C. y = 0.85x - 2.79 D. y = 0.95x - 2.79
Mathematics
Using a sum or difference identity, write the following as an expression involving functions of x.sin (x + 45°)
A. sin x
B. -cos x
C. 
cos x - 
sin x
D. 
cos x + 
sin x
Mathematics