Evaluate the expression for the given value or values of the variables.8x + 6y; x = 2; y = 9
A. 126
B. 70
C. 84
D. 28
Answer: B
Mathematics
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Solve.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 = 6 m
A. 7.9 m B. 10 m C. 20 m D. 62 m
Mathematics
Solve the inequality. Give the solution set in both interval and graph forms.x - 1 < 3 and x + 3 ? 1
A. (-?, -2] ? (4, ?)
B. (-?, 4)
C. [-2, ?)
D. [-2, 4)
Mathematics
Find the axis of symmetry of the given function.f(x) = 17x - 2x2 + 7
A. x = 
B. x = - 
C. x = - 
D. x = 
Mathematics
Write the percent as an equivalent decimal.
%
A. 0.0445 B. 3.7075 C. 0.3775 D. 0.3725
Mathematics