X 2 100x 5000 July 8, 2019 16 32 64 128 X 2 100x 5000 0 X 2 100x 5000 factorise Solve x 2 100x 5000 Middle term splitting of x 2 100x 5000 1000 x 2 5 1000 x 5 100 x 2 5