1 x 40 2x 20 4 x 10 5 x 8 July 8, 2019 16 32 64 128 10 x 10 40 20 x 40 x 10 2) 1/(2x - 8) + 1/(40 - 10x) + 1/(x ^ 2 - 8x + 16) және (2x - 3)/(5 * (x - 4) ^ 2)