( 5x 2 13x 11 ) July 8, 2019 16 32 64 128 ( 5x 2 + 13x 11 ) 6x 3 5x 2 13x 11 divided by 3x 4 X 2 5x 11 13x X 2 5x 11 13x complete the square 5x 2 13x 6 4x 2 11x 8 2 x 13 5-2x 13 5x-13 2