2 9x 1 4 July 8, 2019 16 32 64 128 2 9x 1 4x 34 2 9x 1 4x 51 9x 2 4x 1 9x 2 4x 1 0 1 2 9x 1 4 5 9x 2 3x 1 4 9x 2 3x 1 4 0 9x 2 6x 1 4 9x 2 4x 1 10x 2 3 1 9x 2 1 8x 4 1 4x 9x 2 16x 3 upto infinity 81x 4 9x 2 1 Integrate 1 9x 2 4 Integral 1 9x 2 4 3x 2 x 1 )= 9x 4