Question

How do you solve `4x^2-8=-13x` by completing the square?

Answer 1

`y = 4x^2 + 13x - 8 = 0.`

`y = x^2 + (13x)/4 - 2 = 0`
`= x^2 + 13x/4 + 169/16 - 169/16 - 2 = 0`

`(x + 13/8)^2 = 169/64 + 2 = 297/64`

`x = -13/8 + 297/64 =`
`x = -13/8 - 297/64 =`