what is 0 of polynomial of equation x2 +4x +4
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given x2 +4x+4
put x=-2
(-2)^2 +4(-2)+4
4+ (-8) +4
0
therefore zero of the equation is -2
put x=-2
(-2)^2 +4(-2)+4
4+ (-8) +4
0
therefore zero of the equation is -2
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