Simplifying a complex fraction by Method 1 is a good way to review the methods of adding, subtracting, multiplying, and dividing rational expressions. Method 2 gives a good review of the fundamental property of rational numbers.Refer to the following complex fraction, and work Exercises in order.

Multiply the numerator and denominator of the complex fraction by the answer from Exercise 52.

Data from in Exercise 52

Go back to the original complex fraction and find the LCD of all denominators.

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4. m + 2 + m m-1 m+2 m 2 m-1