√ 5 2x 6x 1 July 8, 2019 16 32 64 128 5 2x 6x 1 5 2x 6x 15 5 2x 1 )= 6x 9 2x 5 6x 11 2x 5 6x 19 2x 5 6x 10 2x 5 6x 17 2x 5 6x 13 5 2x 1 ) 6x 3 3 5 2x )=- 6x 15 4 2x 5 )= 6x 15 2x 5 x 6x 1 6x 5 )( 2x 1 )= 0 2x 5 6x 12 2x 5 6x 14