Question

what is the general formula for expanding \(\huge a^x+b^x \) ? where a and b are constants and x is a variable integer

Answer 1

Look at the last section of this article http://en.wikipedia.org/wiki/Factorization#Sum.2Fdifference_of_two_nth_powers

Answer 2

Thanks :)

Answer 3

You're welcome, and I hope that was what you're looking for.

Answer 4

yeah, looks like it. it's the same concept so it should apply to what i was in search of :)