((2,37+3,03):0,03+13 1/5 : 2/11-(57,9+13/20)):0,5=
(5,4:0,03+66/5 : 2/11-(57,9+0,65)):0,5=
(18+66/5 * 11/2-(58,55)):0,5= (18+33/5 * 11/1-(58,55)):0,5=
<span>(18+363/5-58,55):0,5=(18+72,6-58,55):0,5=32,05:0,5=64,1
(34,17:1,7+3 3/4+0,25):4/5-12 3/16=
<span>(20,1+3,75+0,25):4/5-12 3/16=24,1*5/4-12,1875=30,125-12,1875=17,25</span></span>
X^2 (x + 5) - 25(x + 5) = 0
(x + 5)(x^2 - 25) = 0
(x + 5)(x - 5)(x + 5) = 0
(x - 5)(x + 5)^2 = 0
1)
x - 5 = 0
x = 5;
2)
(x + 5)^2 = 0
x + 5 = 0
x = - 5;
Ответ:
- 5; 5