Find the focus and the directrix of the parabola.x = 2y2 - 8y + 7
A. Focus: 
; directrix: x = - 
B. Focus: (-1, -1); directrix: x = -3
C. Focus: 
; directrix: x = - 
D. Focus: (1, -1); directrix: x = -3
Answer: C
Mathematics
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