Career with UFO
Career with Scorpions
Discography UFO period (1973-1979):
Scorpions period (1979):
Solo Period (1979-present):
... y = b/(2a), so we add the square of b/(2a) to both sides, getting <math>x^2+\frac{b}{a}x+\frac{b^2}{4a^2}=-\frac{c}{a}+\frac{b^2}{4a^2}.</math> Th ...