What is the sum or difference 10 y to the 10th - 14yed to the 10th

Answer 1

The difference between 10y to the 10th and 14yed to the 10th is:

10y to the 10th - 14yed to the 10th = 10y^10 - 14y^10
= -4y^10

So, the difference is -4y to the 10th.