4 1 2x 5 July 8, 2019 16 32 64 128 4 1 2x 5 graph 4 1 2x )= 5x 9 4 2x 1 )= 5x 3x 9 4 2x 1 5 3x 4 2x 1 )- 5 =- 25 4 2x 1 5 x 2 4 2x 1 )+ 5 3x 11 4 2x 1 5 x 4 2x 1 )= 5 x 3 (- 1 4 )( 12x )(- 5 1 4 5 2x )= 13 3 4 1 2x 5 8 4 1 2x 3 5 3x 1 4 2x 5 3 4 2x 1 )= 3x 5 x