Give the focus, directrix, and axis for the parabola.- 
x2 = y
A. (-20, 0), x = 10, x-axis
B. (0, 10), y = -10, y-axis
C. (0, -10), y = 10, y-axis
D. (0, -10), y = 10, x-axis
Answer: C
Mathematics
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+ 
= 1
A. (4, -2) B. (-4, -2) C. (4, 2) D. (-4, 2)
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minute each to read and record. How many readings can be completed in 54 minutes?
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