SOLUTION: For all r not equal to + or

SOLUTION: For all r not equal to + or - 2, r^2-5r+6/r^2-4

Question 153225: For all r not equal to + or - 2, r^2-5r+6/r^2-4
Answer by jim_thompson5910(35256) (Show Source): You can put this solution on YOUR website!

Start with the given expression.

Factor to get .

Factor to get .

Highlight the common terms.

Cancel out the common terms.

Simplify.

So simplifies to .

In other words, where or

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