2x 5 2 4x x 5 July 8, 2019 16 32 64 128 2x x 5 3 4x 2 x 5 4 4x 2 2x 5 )+( 6x 2 x 5 3 2x 5 )= 2 x 5 )+ 4x 5 2x 1 5 x 2 5 4x 2 5 5x 2 x )+ 4x 2x 5 )-( 3x 4 Factor 5x 2 x )+ 4x 2x 5 )-( 3x 4 2x 2 5x 3 (- x 2 4x 5 4x 3 1 5x 2x 2 x 5 X 2 5x 5 )( 2x 2 4x 4 X 3 7 2x 5 3 4x 2 5 4 Tìm x biết 2x 3 2 4x x 5 )= 5