In Exercises 2328, determine whether the matrix is symmetric, orthogonal, both, or neither.

MAT 140-01 College Algebra Test #2 March 16, 2016 NAME ▯ You must show all the steps that justify your problem solutions! Answers must be accompa- nied by supporting work. ▯ Unless otherwise indicated, use algebraic methods to solve each problem. ▯ Give exact answers; unless otherwise indicated, calculator approximations will not receive full credit. ▯ Be sure to check your work! ▯ If you need more room, use the back of one of the test sheets. Here are some formulas: