Найду корень уравнения: 4(0,25x-1)=2(x+0,5)
/x \ 4*|- - 1| = 2*(x + 1/2) \4 /
4*((1/4)*x-1) = 2*(x+(1/2))
4*1/4x-1) = 2*(x+(1/2))
4*1/4x-1) = 2*x+2*1/2)
x = 5 / (-1)
сумма
0 - 5
=
-5
произведение
1*-5
x1 = -5
x1 = -5.0