In Exercises 59-62, use a graphing utility to determine if the simplification is correct by graphing the function on each side of the equation in the same viewing rectangle. If the graphs do not coincide, correct the expression on the right side and then verify your correction using the graphing utility. 1 -x 2x + 1 59. = 2x – 1 1- 2x +1 1 + 1 60. 1 1 1 + 3 61. 1 + 3 3x 3 3(x + 1) 62. 2 2 X + 1

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