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jeew-m eNotes educator| Certified Educator

`x^2+3x = 1`

`x^2+3x-1 = 0`

Using the quadratic equation;

`x = (-3+-sqrt(3^2-4xx1xx(-1)))/(2xx1)`

`x = (-3+-sqrt(13))/2`

 

So the answers are;

`x = -3/2+(sqrt13)/2`

`x = -3/2-(sqrt13)/2`

 

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