5 x 3 6 x 2 ≤ 8 July 8, 2019 16 32 64 128 5 x 3 2 5 x 6 8 3 * 9 x 1 5 * 6 x 1 8 * 2 2x 0 5 x 3 )- 6 x 2 ) 8x 2 5(x − 3) − 6x − 2) 8x + 2 responses 2 5x 3 )= 6 x 8 )+ 2 3 x 6 )- 5 3 2 x 8 )- 1 5 x 3 )- 4x 77 3 x 6 )- 2 8 x 3 x 6 )- 5 mũ 3 2 x 8 )- 1 5 2 x 8 3 x 6 25 5 8 x 4 7 x 3 6 x 2 5