How do you find the focus, vertex, and directrix of #x=1/4y^2+2y-2#?
1 Answer
Feb 25, 2016
Focus
Explanation:
From the given
Multiply by 4
Perform completing the square method
it is now in the Vertex Form
Focus
graph{(x-1/4y^2-2y+2)(1000000x+y+7(1000000))=0[-20,20,-10,10]}
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