For the AP: -3, -7, -11,can we find directly a30 – a20 without actually finding a30 and a20? Give reasons for your answer. 11 7) can we find directly a30 – a20 without actually finding a30 and a20? Give reasons for your answer. For the AP: -3 November 23, 2020 Category: Chapter 5 - Arithmetic Progressions , Maths , NCERT Class 10 , Facebook Messenger WhatsApp Share this:TwitterFacebook Related