neoshaoliphant1000 neoshaoliphant1000

25-01-2017
Mathematics

contestada

Find the exact solutions of the equation x2 +3x + 1=0.

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ndavidson0104 ndavidson0104

25-01-2017

x2+3x+1=0

5x+1=0
-1 -1
5x=-1
/5 /5
x=-0.2

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taurus2512 taurus2512

25-01-2017

x =(-3-√13)/2=-3.303, or x =(-3+√13)/2= 0.303 either one of these should work, hope this helps :)

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