The band formed in 1987 and their career began in autumn 1988. They performed for the first time and released their first album in 1989.
Discography
... to the left of "=", that will make it a perfect square trinomial of the form x2 + 2xy + y2. Since "2xy" in this case is (b/a)x, we must have y = b/(2a), so we add the ...