K 2 9k July 8, 2019 16 32 64 128 K 2 9k 10 K 2 9k 20 K 2 9k 20 0 K 2 9k 0 K 2 9k 8 K 2 9k 14 K 2 9k 18 K 2 9k 18 0 K 2 9k 8 0 K 2 9k 14 0 K 2 9k 90 Factorise k 2 9k 10 K 3 6k 2 9k 4 K 3 6k 2 9k 0 Factorise k 2 9k 10 fully
