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The graph of the relation $y=x^{2}+2 x+k$ passes through the point $(2,0)$. Find the values of $\mathrm{k}$
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$y=x^{2}+2 x+k$ at point $(2,0) x=2, y=0$
$0=(2) 2+2(20+k)$
$0=4+4+k$
$0=8+k$
$k=-8$
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