X x 24 5x. X2-5x-24. X2-5x-24 0. -X^2+5x+2=0 решение. Х2-5х-24. Lim (x+5 -x). Lim 2x2-3x-5/x+1. Lim x^(1/x). Предел arctg x/x. X 4 2x 3 4x 2 10x 5. X2-10x+24=10. X4-x3+2x5-2 0. X2+x+1=(x-4)^2. X-2/X+1+5/X-1 6/x2-1. 5x+1/5x>2. X(X+1)(X+5)(X-8)>0. (X-1)^2