Math. 311 Fall 1998 HOMEWORK SUMMARY REPORT Week number: 11 Problem number: 7.1.6 Number of papers received: 4 Reviewing committee (Greek letter): Sigma List all participating members: Juan Carlos Juarez Chris Romero Andrew Bains Author[s] of paper[s] chosen for publication: ... Comments: Problem is correct. More of a workout would be helpful. INSTRUCTOR'S COMMENT: A better paper is that of Trevor Tidwell. The point is that if you set x equal to one of the numbers a_i , the determinant is 0, so you have found a root. Since there are only n roots, you have found them all.