7x 3 14x 2 7x July 8, 2019 16 32 64 128 7x 3 14x 2 7x factored X 4 7x 3 14x 2 7x 1 0 X 4 7x 3 14x 2 7x 1 14x 3 7x 2 21x 7x 21x 4 14x 2 7x 7x 3
