X 3 2 x 3 11 0 July 8, 2019 16 32 64 128 X 3 2 x 3 11 0 the sum of solutions of equation is X 2 3 2 11 x 2 3 )+ 28 0 2x 3 − x 2 x 1 ≤ 0 x 11 3 X 10 4 x 11 3 x 12 2 3 0 11 sqrt 3 * x 2 2sqrt 2 * x 2sqrt 3 0