2.Simplify and express each of the following in exponential form: (iv) 3 × 7^2 × 11^8/21 × 11^3 2.Simplify and express each of the following in exponential form: (iv) 3 × 7^2 × 11^8/21 × 11^3 October 10, 2020 Category: Chapter 13 - Exponents and Powers , Maths , NCERT Class 7 ,