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[0 Concept Question 1. b. Give the meaning of the following notation used for row operations in the Gauss-Jordan elimination method: l. R.' H RJ' ii. CR,- iii. R; + 133- In Exercises 14, write the augmented matrix corresponding to each system of equations. _ _ y+22=5 1. 2;f?:: 3. 2I+2y82=4 ' 9' 3y+4z=0 In Exercises 57, write the system of equations corresponding to each augmented matrix. 0 3 2 4 1 3 2 4 3 2 4 a} b)112 3 e}200 5 l l 5 4 0 3 2 3 3 2 6 In exercises 35, 39, 49, 53, solve the system of linear equations using the Gauss- Jordan elimination method. :r+y=3 233y=8 35' 2Iy=3 39' 437+ y=2 a:2 + 1'3 =2 2:1: +3z=l 49. 4:121 312 + 232;; = 16 53. 33: 2y + z = 9 3x1+2rg+r3=11 x+y+4z =4