(x^(a^(2))*x^(b^(2)))/(x^(2ab))=x^( 25) *Copy the first line and put it in this website answerer y it will give u how the question looks like*
the question asks what is a-b?

answer; i believe the correct answer is the college board;

c) science positively influencing society

if im not wrong, i believe you just $7 on the first year, and then 10% of 77 as so on