$\"\"$

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Point on the parabola are $\"\"$ , $\"\"$ and $\"\"$ .

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The equation of parabola is $\"\"$ .

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Substitute $\"\"$ in the above eqaution.

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$\"\"$

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$\"\"$

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Substitute $\"\"$ in the above eqaution.

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$\"\"$

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Substitute $\"\"$ in the above eqaution.

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$\"\"$

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Subtract Equation (2) from Equation (1).

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$\"\"$

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Subtract Equation (2) from Equation (3).

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$\"\"$

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Multiply each side by 2.

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$\"\"$

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$\"\"$

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Add equation (4) and (5).

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$\"\"$

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$\"\"$

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Substitute $\"\"$ in equation (5).

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$\"\"$

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$\"\"$

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Substitute $\"\"$ in equation (2).

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$\"\"$

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$\"\"$

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Substitute $\"\"$ and $\"\"$ in $\"\"$ .

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$\"\"$

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Equation of parabola is $\"\"$ .

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$\"\"$

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Graph :

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Graph the parabola equation $\"\"$ .

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Plot the points $\"\"$ , $\"\"$ and $\"\"$ on the curve.

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$\"\"$

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$\"\"$

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Equation of parabola is $\"\"$ .

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Graph the parabola $\"\"$ .

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$\"\"$