Graph the polar equation.r = 
Identify the directrix and vertices. 
A. directrix: 
unit(s) to the left of
the pole at x = - 
vertices: 
, 
B. directrix: 
unit(s) below
the pole at y = - 
vertices: 
, 
C. directrix: 
unit(s) to the right of
the pole at x = 
vertices: 
, 
D. directrix: 
unit(s) above
the pole at y = 
vertices: 
, 
Answer: D
Mathematics
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Calculate the area of the region bounded by the graphs of the given equations.y = 2x - x2, y = 2x - 4
A. 
B. 
C. 
D. 
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Graph the inequality.x < 0
A. 
B. 
C. 
D. 
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Simplify. Assume that all variables represent positive real numbers.
A. 16x
B. 
C. 
D. x 
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Provide an appropriate response.Fill in the blank to complete the statement. Two matrices are equal if they have the same ? and if all corresponding elements are equal.
A. augmented matrix B. determinant C. entry D. dimension
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