add the fractions
Just like regular old fractions, we want to find a common denominator for these guys.
Let's multiply the 1/x by 1, but let's express 1 as x/x.
(x/x)(1/x) + 1/x2
Multiplying that out, we get
x/x2 + 1/x2
Now that we've found the common denominator, we can add the numerators and put them over one denominator.
So, our answer would be: