Find the vertex, focus, and directrix of the parabola and sketch its graph.
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?
A. vertex: ; focus:
; directrix x = 0
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?
B. vertex:
?
?
C. vertex:
?
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D. vertex:
?
?
E. vertex:
?
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Answer: D
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.
A. True B. False
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?
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__________°
Fill in the blank(s) with the appropriate word(s).