1. How is multiplying/dividing rational expressions similar to multiplying/dividing fractions? How is adding/subtracting rational expressions similar to adding/subtracting fractions?
2. How do you solve rational equations?
3. In the rational expression,
4x − 8x2+4x −12
, why is it incorrect to cancel the 4x in the numerator with the 4x in the denominator? How would you correctly simplify this rational expression?