how do you express a/b+b/a as a single fraction
a/b+b/a
Put each term in a/b+b/a over the common denominator a b: a/b+b/a = a^2/(a b)+b^2/(a b): a^2/(a b)+b^2/(a b)
a^2/(a b)+b^2/(a b) = (a^2+b^2)/(a b): Answer: | (a^2+b^2)/(a b)
