Factor.32 + 4x - x2
A. (-x - 8)(x - 4)
B. (x + 4)(x - 8)
C. (x - 4)(x - 8)
D. (-x - 4)(x - 8)
Answer: D
Mathematics
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Simplify the expression.
A. 
B. 
C. 
D. 
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Answer the given question.Where are all points whose first and second coordinates have the opposite signs?
A. In first or third quadrant B. In first or fourth quadrant C. In second or third quadrant D. In second or fourth quadrant
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The rectangular coordinates of a point are given. Express the point in polar coordinates with 
and 
A. 
B. 
C. 
D. 
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 = 5 m
A. 7.9 m B. 55 m C. 7.4 m D. 2.8 m
Mathematics