81. Add: (iii) xy^2z^2 + 3x^2y^2z – 4x^2yz^2, – 9x^2y^2z + 3xy^2z^2 + x^2yz^2 – 9x^2y^2z + 3xy^2z^2 + x^2yz^2 81. Add: (iii) xy^2z^2 + 3x^2y^2z – 4x^2yz^2 July 21, 2021 Category: Chapter 14 - Factorisation , Chapter 9 - Algebraic Expressions and Identities , Maths , NCERT Class 8 , Facebook Messenger WhatsApp Share this:TwitterFacebook Related