Question 220607
{{{(x+2)^2=-16}}}
Take the square root of both sides - the quadratic has 2 solutions:
{{{x+2=4i}}} or {{{-(x+2)=4i}}}
Solving first Equation:
{{{highlight(x=-2+4i)}}}
Solving second Equation:
{{{-x-2=4i}}}
{{{-x=2+4i}}}
{{{highlight(x=-2-4i)}}}
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Good Luck, 
tutor_paul@yahoo.com