(7-х)2=(х+16)2
(7 - x)^2 = (x + 16)^2
(7 - x)^2 = (x + 16)*2
7 - x*2 = (x + 16)^2
Найду корень уравнения: (7-х)2=(х+16)2
(7 - x)*2 = (x + 16)*2
(7-x)*2 = (x+16)*2
7*2-x*2 = (x+16)*2
7*2-x*2 = x*2+16*2
x = 18 / (-4)
x1 = -9/2
сумма
0 - 9/2
=
-9/2
произведение
1*-9/2
x1 = -4.5