−0 5 ∙ (−31) ∙ (−2) July 8, 2019 16 32 64 128 0 0 5 31 2 Cron 0 0 5 31 2 31 5 6 0 2 5 31 x 0 29 −3 5 ∙ (−0 004) −31 2 − х = 3 5