SOLUTION: How can you tell if an algebraic fraction is a quadratic, difference of two squares or highest common factor? I'm fine once I know what type of sum it is. Eg: 3x�+9x/ x+3 That j

Question 944838: How can you tell if an algebraic fraction is a quadratic, difference of two squares or highest common factor? I'm fine once I know what type of sum it is. Eg: 3x�+9x/ x+3
That just confuses me.
Answer by josgarithmetic(39617) (Show Source): You can put this solution on YOUR website!
The numerator is quadratic; but the denominator is linear. Your rational expression can be simplified.

This is like 3x but with the restriction, .
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