81. Add: (v) 2p^4 – 3p^3 + p^2 – 5p +7, –3p^4 – 7p^3 – 3p^2 – p – 12 –3p^4 – 7p^3 – 3p^2 – p – 12 81. Add: (v) 2p^4 – 3p^3 + p^2 – 5p +7 July 21, 2021 Category: Chapter 14 - Factorisation , Chapter 9 - Algebraic Expressions and Identities , Maths , NCERT Class 8 , Facebook Messenger WhatsApp Share this:TwitterFacebook Related