1. Use a suitable identity to get each of the following products. (vi) (a^2+ b^2) (- a^2+ b^2) 1. Use a suitable identity to get each of the following products. (vi) (a^2+ b^2) (- a^2+ b^2) October 12, 2020 Category: Chapter 9 - Algebraic Expressions and Identities , Maths , NCERT Class 8 ,