X 2 2 √ 2x 16 July 8, 2019 16 32 64 128 X 2 2 2x 16 X 2 2x 16 0 X 2 2x 168 X 2 2x 168 0 X 2 2x 16x 49 4 x 2 )- 2 x 4 )= 2x 16 X 2 4 2x 2 8x 16 0 X 2 16 2x 2 5x 12 X 3 2 2x 1 2 16 2 2x 2 x 3 16 0 X 2 4y 2 2x 16y 13 0 X 2 y 2 2x 16y 49 0 X 2 4y 2 2x 16y 19 0 X2 - 4y2 - 2x + 16y - 40 = 0 represents X 2 4y 2 2x 16y 20