Factorise 25x 2 9y 2 July 8, 2019 16 32 64 128 Factorise 25x 2 9y 2 30xy Factorise 25x 2 9y 2 30xy 18yz 30xz Factor 25x 2 30xy 9y 2 Factor 25x 2 9y 2 Factorise class 9