Prove or disprove that Z: is a group with respect to 8.

M303 Section 1.3 Notes- Vectors and Vector Equations 8-31-16 Vectors allow new interpretations of linear systems and their solutions A matrix with 1 column (ie. × 1) known as column vector o Set of all such vectors denoted by ℝ 1 1 o Vectors = [ 2]and = [2]are equal iff their corresponding entries are equal[ ]e= [ ]but ⋮ ⋮ 1 1 5 1 [1] ≠ [5]) o Sometimes written as regular vectors for space: = , ,…, )