5x 4 x 1 )= 3 6 July 8, 2019 16 32 64 128 1 2 3 5x 4 1 3 x 6 6x 3 5x 2 )= 4 1 x X 4 )( x 1 )- 3 căn x 2 5x 2 6 5x 3 1 2x )= 4 x 1 )- 6 5x 4 1 6 4x x 3 in standard form 1 2 3 5x 4 ≥ 1 3 x 6 5 x 5 x 5 x 5 x 5