Rational Expression Webquest

Introduction

In this webquest you are going to answer the questions to multiple websites about rational expressions. 

Task

Answer the following questions in these web links:

1. Go here- http://www.purplemath.com/modules/rtnldefs2.htm  

2. Go here- http://www.mathsisfun.com/algebra/rational-expression.html

3. Go here- http://tutorial.math.lamar.edu/Classes/Alg/RationalExpressions.aspx 

Process

 Go here- http://www.purplemath.com/modules/rtnldefs2.htm  

1.  To simplify a rational fraction, can you cross out any factors common to both the numerator and the denominator?

2.  Whenever you have terms added together what is understood?

3.   Solve and put into simplest form.

 [ (x + 3) (x + 4) ] / [ (x + 3) (x + 2) ]

Evaluation

Go here- http://www.mathsisfun.com/algebra/rational-expression.html

1.  What is a rational expression?

2. What cannot be in a rational expression?

3. What does "Lowest Term" mean?

Conclusion

Go here- http://tutorial.math.lamar.edu/Classes/Alg/RationalExpressions.aspx 

1. Can polynomials be thought of as rational expressions?

2. What number should x never be assumed to equal?

3. In order to move a minus sign to the front of a rational expression what must be done?

Teacher Page

http://honeywellmath.weebly.com/