MTH645 1.values given find Euclidean distance. 2.values given find normalized Euclidean distance 3. h1(x) and h2(x) given find its complement 4. A cross B given write it in matrix form 5. if delta is strictly monotone then it has only trivial idempotent element 6. f^-1 ( f(y)/f(x) max sign 1)