9 x 2 )( 2x 1 )= 0 July 8, 2019 16 32 64 128 9x 2 2x 1 0 9 x 2 x 5 3 x 9 2x 1 0 2 2x 3 9 2 x 1 0 X2 x 9 )( 2x 1 )= 0 3 * 9 x 2 * 15 x 5 2x 1 0 2 2x 1 9 2 x 4 0 Tìm x biết 9 x 2 )( 2x 1 )= 0 2 log x 9 )- log 2x 1 )= 0 Solve 2 2x 3 9 * 2 x 1 0 2 2x 3 )- 9 ⋅ 2 x )+ 1 0 9 x 2 2x can2x 2 9 )- 1 0 9 x elevado a 2 2x 1 0
