Write the parabola in the form where are constants and .
It is symmetric about , so letting yields our desired parabola.
Now our parabola is in the form . Subsitutute the given values of (x,y) to obtain a system of equations in terms of and .
Write the parabola in the form where are constants and .
It is symmetric about , so letting yields our desired parabola.
Now our parabola is in the form . Subsitutute the given values of (x,y) to obtain a system of equations in terms of and .