
Carol H. answered 09/29/14
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x2+4x+6=0 a = 1, b = 4, c = 6
x = -b +√¯b2-4ac
2a
x = -4 +√¯42-4(1)(6)
2(1)
x = -4 + √¯16-24
2
x = -4 + √¯-8
2
x = -4 + 2i√¯2
2
x = -2+i√¯2 and x = -2 -i√¯2