Find the vertex, focus, and directrix of the parabola. Graph the equation.y2 + 10y = 12x + 23
A. vertex: (-4, -5)
focus: (-4, -8)
directrix: y = -2
B. vertex: (-4, -5)
focus: (-1, -5)
directrix: x = -7
C. vertex: (-4, -5)
focus: (-4, -2)
directrix: y = -8
D. vertex: (-4, -5)
focus: (-7, -5)
directrix: x = -1
Answer: B
Mathematics
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