" l "8(5x-2)/(1+2x+3x^(2))

L_ (x rarr oo) (x ^ (2) + 5x + 2) / (2x ^ (2) -5x + 1)

Add : 3x^(2)+5x-4, 2x+3-x^(2) and 8-3x+7x^(2) .

Simplify the expression 8(x^(2)-x-1) + 5 (2x-2) - 3 (x^(2) +x - 1)

underset(x to oo)lim (3x^(2)+5x+2)/(2x^(2)-3x+1)=

if (5x)/(4) + (3x)/(8) gt (39)/(8) " and " (2x-1)/(12)-(x-1)/(3)lt(3x+1)/(4) , then x belongs to the internal

if (5x)/(4) + (3x)/(8) gt (39)/(8) " and " (2x-1)/(12)-(x-1)/(3)lt(3x+1)/(4) , then x belongs to the internal