Revision as of 08:25, 23 November 2016 by Dhman2727(talk | contribs)(Created page with "Find the value of the expression <cmath>100-98+96-94+92-90+\cdots+8-6+4-2.</cmath> <math>\textbf{(A) }20\qquad\textbf{(B) }40\qquad\textbf{(C) }50\qquad\textbf{(D) }80\qquad \...")