X 4 2x 25 July 8, 2019 16 32 64 128 X 4 2x 3 25x 2 26x 120 X 4 2x 3 25x 2 50x X 4 2x 2 25 0 3125 x 4 25 2x 4 x 3 2x 25 X 4 2x 7 7x 25 X 6 2x 4 25x 2 50 0 4 2x 256 16 x X 4 2x 10 5 x 2 25 2 x/x-4+2x-5/x-3=25/3 using formula X 4 3x 25 x 2x 20 Lm x 4 mn 2x ln 25 X 1 4 25 4 2x 5 2x 4 25 x 10