Question 10 A student was asked to simplify and state the non permissible values for the 1 following rational expression: 4 4x-12 x-3 The student's work is shown below. 1 4 Step 1: 4x-12 X-3 1 Step 2: = 4 4(x-3) x-3 4 Step 3: %3D 4(x- 3)(x- 3) 1 -, x# 3 (x- 3)(x-3) Step 4: Identify the Step where the student made their first error. The student's first error occurred in Step

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