In 19-32, determine whether the given sequence is arithmetic, geometric, or neither. If the sequence is arithmetic, find the common difference; if it is geometric, find the common ratio. {3n/2}

Section 1.5 — Matrices Saturday, September 2, 2017 7:40 PM Definition 1: A m x n matrix A is denoted: Example 1: Determine and for the following matrix: Definition 2: Let and be m x n matrices.The m x n matrix A + B is defined by: **NOTE: Matrices musthave the samenumber of rows and variables in order to add them. Example 2: Find A + B for: Definition 3: If is an m x n matrix and if is a scalar,then the m x n matrix is given by: In other words, is the matrix obtained by multiplying eachcomponentof A by . If for i , , , m and j , , , n Example 3: Definition 4: Two matrices are equal if