Question 1098342
{{{y=a(x-h)^2+k}}}
{{{-5=a(0-(-1))^2-4}}}
{{{-5=a-4}}}
{{{-5+4=a}}}
{{{a=-1}}}
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{{{highlight_green(y=-(x+1)^2-4)}}}
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{{{y=-(x^2+2x+1)-4}}}
{{{y=-x^2-2x-1-4}}}
{{{highlight_green(y=-x^2-2x-5)}}}