Mathematics, 23.11.2021 22:30 fangirl2837

Perform the following operations and prove closure. 1. (x)/(x+3) + (x+2)/(x+5)

2. (x+4)/(x^2+5x+6) * (x+3)/(x^2-16)

3. (2)/(x^2-9) - (3x)/(x^2-5x+6)

4. (x+4)/(x^2-5x+6) / (x^2-16)/(x+3)

Answers: 2

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Perform the following operations and prove closure. 1. (x)/(x+3) + (x+2)/(x+5)

2. (x+4)...