help?! please don't get this

Algebra
Tutor: None Selected Time limit: 1 Day

Feb 12th, 2015

Please note that, again if  I apply the formula which gives the roots of a quadratic equation, I get:

x = [3 +/- sqrt(9 - 72)] / 4

x= [3 +/- 3 i sqrt(7)] /4

so the first option

Feb 12th, 2015

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Feb 12th, 2015
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Feb 12th, 2015
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