limx→∞(3x2+2x+1x2+x+2)6x+13x+2is equal to
3
9
1
4
limx→∞(3x2+2x+1x2+x+2)6x+13x+2limx→∞(3+2x+1x21+1x+2x2)6+133+2x=(31)6/3=9
If y=[x2+2x3x−4], then dydx=?