9. Simplify the following (1) root 45 – 3 root 20 + 4 root 5 9. Simplify the following (1) root 45 - 3 root 20 + 4 root 5 June 27, 2021 Category: Chapter 1 - Number Systems , Maths , NCERT Class 9 , Facebook Messenger WhatsApp Share this:TwitterFacebook Related