Factorise- 100c? - 20c + 1 - 100 Share with your friends Share 0 Alisha Kumar answered this Dear Student, ⇒100c2-20c+1-100⇒(10c)2-2×10c×1+12-102⇒(10c-1)2-102⇒(10c-1-10)⇒(10c-1+10) (10c-1+10)⇒(10c-11)(10c+9) Regards 1 View Full Answer Kanishka Gupta answered this Put a square instead of ? 1 Sanika Raul answered this It's very much easy 1