0
x2 +2x+2=0 cannot be factored.
If we look at b2 -4ac which is the
we see it is 4-4(2)=4-8 which is negative.
This means there two roots and they are not real.
The quadratic equation tells us the solution (-2+ 2i)/2 and (-2-2i)/2
or -1+i and -1-i.
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