Redirected from Nyasaland
Much of the information in these articles comes from the CIA World Factbook 2000 and the 2002 U.S. Department of State website. Somewhat Wikified.
... to the expression 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), ...