Give a 3 × 3 elementary matrix E which will carry out the row operation (-9) Rs → RsTest that E actually works for carrying out this row operation by computing the product EA for the matrix A = (5 -2 -3 -2 5 -2 1 -3 5 5 4 -1)

Worth 100 points need the answers asap first row -x^2 2x^2 (x/2)^2 x^2 x is less than 2 x is greater than 2 x is less than or equal to 2 x is greater than or equal to 2 second row -5 -5/2 4 5 •2 is less than x& x is less than 4 •2 is less than or equal to x & x is less than or equal to 4 •2 is less than or equal to x& x is less than 4 •2 is less than x& x is less than or equal to 4