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Formula
Graph
$y = x ^ { 2 } + 2 x - 3$
$x$Intercept
$\left ( 1 , 0 \right )$, $\left ( - 3 , 0 \right )$
$y$Intercept
$\left ( 0 , - 3 \right )$
Minimum
$\left ( - 1 , - 4 \right )$
Standard form
$y = \left ( x + 1 \right ) ^ { 2 } - 4$
$$y = x ^ { 2 } + 2 x - 3$$
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