Work Step by Step
$y=x^2+7x+11$ vertex: $x=-b/2a$ $x=-7/2*1$ $x=-7/2$ $y=x^2+7x+11$ $y=(-7/2)^2+7*(-7/2)+11$ $y=49/4-49/2+11$ $y=12.25-24.5+11$ $y=-1.25$ $(-3.5, -1.25)$
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