You can put this solution on YOUR website!
Hopefully, before the end of the year I will be much better at this. Some of us grandparents aren't as smart as you young people.
First of all, I'm not exactly sure what the problem is.
I am assuming that it's:
multiply both numerator and denominator by
the conjugate of
. This will get rid of the radical in the denominator:
Multiply out using the FOIL(first, outer, inner, last) crutch
combine like terms in numerator and denominator
Hope this helps---ptaylor