1 5 ≤ x 10 1 4 July 8, 2019 16 32 64 128 1 5 x 10 1 4 1 3 5 x 10 x 1 4 2 /- 5 x 10 - 1 4 (- 1 5 2 ) ( x 7 10 )=- 1 4 3 1 2 x )- 5 x 1 10 )=- 7 4 1 5 10 x 40 1 5 x 10 alla 4 1 5 8 x 10 track 1 1 4 leg 20ga eq 1 5x 10 4x 1 2 5 1 4x 10 x 1 X 10 1 4 ≥ 1 5