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The parabola equation is . \ \
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. \ \
The standard form of parabola equation is . \ \
Comapre the equation with standard form. \ \
Here and
. \ \
Here is positive then the parabola opens rightward.
The vertex of the parabola is .
The focus of the parabola is .
Substitute and
.
The directrix of the parabola is .
Substitute and
.
.
.
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Graph:
Graph the parabola .
The vertex of the parabola is .
The focus of the parabola is .
The directrix of the parabola is .
Graph of the parabola is
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