We present here the answers to the exercises in simplify rational expressions.
Answer to Exercise 1
2
--------- , with x not equal to -1/2
x - 9
Answer to Exercise 2
x + 4
- -------- , with x not equal to -3
x + 2
Answer to Exercise 3
x + 1 , with x not equal to 1
Answer to Exercise 4
x(x + 2) , with x not equal to 1