Ah, what a delightful question! When you have x4 plus x4, you can simply add the two terms together. It's like having 4 happy little birds on one branch and then adding 4 more joyful birds to join them, giving you a total of 8 lovely birds sitting together.
Chat with our AI personalities
It is an algebraic expression
4X + 2x = 1. Where x = 0.166666666666666666666666666666666666666 recurring.
(x - 1)(x - 4)(x + 1)(x + 4)
x4
So x4 - 1 is the difference of squares, so x4 - 1 = (x2 - 1)(x2 + 1) = (x + 1)(x - 1)(x2 + 1).