Students have been assigned to read a book that is 150 pages. Every student reads at a different speed. If a student read the bo
2 answers:
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This circle is given in standard form 
, where 
is the ordered pair for the center of the circle.
Notice that in the equation, we have
and 
. When writing the ordered pair alone, we have to remember to flip the sign.
Therefore, we have
.
Notice that in the equation, we have
Therefore, we have
The answers are
focus: (−2,3)
directrix: y=7
vertex: (−2,5)
The vertex is at the point (−2,5), the focus is at the point (−2,3), and the directrix is the line at y=7.
Hope this helps
