SOLUTION: Write an Equation given focus (1, -3) directrix y= -5
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Question 1010584: Write an Equation given focus (1, -3) directrix y= -5
Answer by MathLover1(20850) (Show Source): You can put this solution on YOUR website!
Write an Equation
given focus (, )
directrix
One way is try the definition of a parabola and the use of the Distance Formula.
Cutting past all the instructive description, the directrix is all points, (,). The parabola is a variable set of points, (,):
so, we use points (, ) and (,)
or
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