For the given equation, state whether the directrix is vertical or horizontal and give its location in relation to the pole.r = 
A. Horizontal, 4 units below the pole
B. Vertical, 20 units to the left of the pole
C. Horizontal, 20 units above the pole
D. Vertical, 4 units to the left of the pole
Answer: D
Mathematics
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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. undefined B. 0 C. 2 D. -2
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Subtract and simplify. Write the answer as a mixed number as needed.15 - 
A. 12
B. 15
C. 14
D. 14
Mathematics
Decide whether the given number is a solution to the equation preceding it.4p + 2p - 2 = 46; 8
A. Yes B. No
Mathematics
Factor by grouping.3x2 - 18x - 15x + 90
A. 3(x + 6)(x + 5) B. (x - 6)(3x - 15) C. (x - 6)(x - 5) D. 3(x - 6)(x - 5)
Mathematics