Problem:

Answer:

What I ended up with:

Any help on how to do problems like this would be great as well. I feel like I was doing everything correctly, but now that I'm at the end I don't see any way to make my answer look like the one in the book.

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- Jun 25th 2013, 11:36 AMfogownzAdding Rational Expressions
Problem:

Answer:

What I ended up with:

Any help on how to do problems like this would be great as well. I feel like I was doing everything correctly, but now that I'm at the end I don't see any way to make my answer look like the one in the book. - Jun 25th 2013, 12:29 PMHallsofIvyRe: Adding Rational Expressions
Very close. All you need to do is observe that .

Even if you are not good at factoring in general, you should recognize that , which you apparently did to get the "least common denominator" and then check for common factors in the numerator and denominator. And you can do that by evaluating so x- 0= x is not a factor. so x+ 2 is not a factor. But so x- 2**is**a factor of . - Jun 25th 2013, 08:39 PMProve ItRe: Adding Rational Expressions