Lim(x->∞)((x^-3)/(x^2-4))^(x^2+2) =
= lim(x->∞)(1+1/(x^2-4))^(x^2+2) замена переменной
y = x^2-4 при x -> ∞ y->∞
lim(y->∞)(1+1/y)^(y+6) = lim(y->∞)(1+1/y)^6*lim(y->∞)
(1+1/y)^y = 1^6*lim(y->∞)(1+1/y)^y = 1*e =2,718281828..
Ты не правильно написал 24 не делица!
<span>( 1001 - z ) -13 = 1157
1001-z-13=1157
-z=1157+13-1001
-z=169
z=-169</span>
394* (268+232)= 394*500=197000