The solution of the quadratic equation px² + qx + b = 0 is

• A.\(\sqrt{\frac{-b \pm b^2 - 4ac}{2a}}\)
• B.\(\frac{-b \pm \sqrt{ p^2 - 4pb}}{2a}\)
• C.\(\frac{-q \pm \sqrt{ q^2 - 4bp}}{2p}\)
• D.\(\frac{-q \pm \sqrt{ p^2 - 4bp}}{2p}\)
• E.