X-Men Who Are Currently On A Leave Of Absense To Hunt Down The Books Of Truth[?]:
Deceased X-Men:
Former Members:
X-Men Allies:
Villains:
... 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 ...