71. If a^2 ends in 9, then a^3 ends in 7. 71. If a^2 ends in 9 then a^3 ends in 7. July 15, 2021 Category: Chapter 6 - Squares and Square Roots , Chapter 7 - Cubes and Cube Roots , Maths , NCERT Class 8 , Facebook Messenger WhatsApp Share this:TwitterFacebook Related