91. Factorise the following. (x) x^2 + 4x – 77 91. Factorise the following. (x) x^2 + 4x – 77 July 27, 2021 Category: Chapter 14 - Factorisation , Chapter 9 - Algebraic Expressions and Identities , Maths , NCERT Class 8 , Facebook Messenger WhatsApp Share this:TwitterFacebook Related