SOLUTION: can you please help me with: (((n(3)-27 over n-3)))

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Question 152643This question is from textbook Algebra structure and method book 1
: can you please help me with: (((n(3)-27 over n-3))) This question is from textbook Algebra structure and method book 1

Answer by jim_thompson5910(35256)   (Show Source): You can put this solution on YOUR website!
First factor


Start with the numerator.


Rewrite as . Rewrite as .


Now factor by using the difference of cubes formula. Remember the difference of cubes formula is


Multiply


So factors to .

In other words,


So transforms into


Start with the given expression.


Highlight the common terms.


Cancel out the common terms.


Simplify


So simplifies to


In other words, where

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