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 = 5 m
A. -35 m
B. 55 m
C. 85 m
D. 9.2 m
Answer: D
Mathematics
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Find the slope-intercept form of the equation for the line shown.
A. y = - 
x + 2
B. y = 3x + 2
C. y = -3x + 2
D. y = - 
x + 3
Mathematics
Complete the sentence.The absolute value of -89 is _____.
A. 0 B. 89 C. -178 D. -89
Mathematics
Choose the value which could represent the slope of the line. Assume that the scale on the x-axis is the same as the scale on the y-axis.
A. 1 B. -7 C. -1 D. 7
Mathematics
Write the number as a product of a real number and i. Simplify the radical expression.- 
A. 10i
B. -10i
C. 10
D. -10
Mathematics