Change Algorithms 12.2 and 12.3 to accommodate the partial differential equation du d 2 u _ , _ a'r = 0, 0 < x < /, 0 < r; dt dx2 i((0. r) = (r), u(l.t) = ^(t), 0 < f, u(x. 0) = /(x), 0 < x < /, where /(0) =

More on Functions 8/31/2016 By Deryn Susman Piecewise Defined Functions |x| = {x for x ≥ 0}{−x for x < 0} Square Roots Defined: For every strictly positive number a>0, there are two numbers (one positive, one negative) whose square is “a”. The positive one is called the square root of “a” and is denoted by a radical (√ ). ±a This professor does notwantto see . x = {x > 0 (+)(+) =+}{x = o (0)(0) = 0}{x < 0 (−)(−) =+} 2 x ≥ 0 Quadratic Equations **Quadratics have 2 solutions**