111. If m – n = 16 and m^2 + n^2 = 400, then find mn. 111. If m – n = 16 and m^2 + n^2 = 400 then find mn. July 27, 2021 Category: Chapter 14 - Factorisation , Chapter 9 - Algebraic Expressions and Identities , Maths , NCERT Class 8 , Facebook Messenger WhatsApp Share this:TwitterFacebook Related