<span>F(x)=log0,5(2x-x^2)
2x-x</span>²>0
<span>x</span>²-2x<0
<span>x(x-2)<0
x=0 x=2
+ _ +
--------------(0)------------(2)-------------
x</span>∈(0;2)
<span>
F(x)=log0,5((x-1)(x+2))
(x-1)(x+2)>0
x=1 x=-2
+ _ +
-------(-2)----------(1)--------------
x</span>∈(-∞;-2) U (1;∞)
<span>3/5+8/5 = (3+8)/5 = 11/5</span>
Всего 8 вершин.
8×7×6×5×4×3×2×1=40320
Ответ: 40320.
<span>2;0;-2;-4;-6;-8;-10. А S=7*(2+(-10))/2=-28</span>