Подстановка условия
[src]x + (9*x)/50 + (x + (9*x)/50)/4 + (x + (9*x)/50 + (x + (9*x)/50)/4)/4 при x = 1/2
x + (9*x)/50 + (x + (9*x)/50)/4 + (x + (9*x)/50 + (x + (9*x)/50)/4)/4
$$\frac{1}{4} \left(\frac{1}{4} \left(x + \frac{9 x}{50}\right) + x + \frac{9 x}{50}\right) + \frac{1}{4} \left(x + \frac{9 x}{50}\right) + x + \frac{9 x}{50}$$
(1/2) + (9*(1/2))/50 + ((1/2) + (9*(1/2))/50)/4 + ((1/2) + (9*(1/2))/50 + ((1/2) + (9*(1/2))/50)/4)/4
$$\frac{1}{4} \left(\frac{1}{4} \left((1/2) + \frac{9 (1/2)}{50}\right) + (1/2) + \frac{9 (1/2)}{50}\right) + \frac{1}{4} \left((1/2) + \frac{9 (1/2)}{50}\right) + (1/2) + \frac{9 (1/2)}{50}$$
1/2 + (9/2)/50 + (1/2 + (9/2)/50)/4 + (1/2 + (9/2)/50 + (1/2 + (9/2)/50)/4)/4
$$\frac{1}{4} \left(\frac{1}{4} \left(\frac{\frac{9}{2}}{50} 1 + \frac{1}{2}\right) + \frac{\frac{9}{2}}{50} 1 + \frac{1}{2}\right) + \frac{1}{4} \left(\frac{\frac{9}{2}}{50} 1 + \frac{1}{2}\right) + \frac{\frac{9}{2}}{50} 1 + \frac{1}{2}$$