Question

Solve the quadratic equation by completing the square. x^2+6x-6=0 First, choose the appropriate form and fill in the blanks with the correct numbers. Then, solve the equation. If there is more than one solution, separate them with commas.

Answer 1

`x^(2) +6x - 6=0`

`x^(2) +6x =6` ⁽
`(6)/(2)^(2)`⁾

`x^(2)+6x+9 =15`
`image`

`x-3 = (+)/(-) 3.872983346`

`x= 3 (+)/(-) 3.872983346`

`x= 6.872983346` or
`x= -.872983346`