Answer
$y^2=4x$
Work Step by Step
It is a parabola with horizontal axis.
Focus: $(p,0)$
Directrix: $x=-p$
Distance between the focus and the directrix: $p-(-p)=2p$
$2p=2$
$p=1$
Equation: $y^2=4px$
$y^2=4(1)x$
$y^2=4x$
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