12 5 х 0 4 July 8, 2019 16 32 64 128 5 12 х )* 0 14 8 4 12 5 x 0 4 12 5 0 48 12 5 0 45 12 5 x 0 48 12 5-5х=0 (5 12+х)*0 14=8 4 12 5 × 0 5 12 5 x 0 1 12 5 x 0 5