A. lim2n2+3n3+4lim2n2+3n3+4
B. lim2n−3n32n2−1lim2n−3n32n2−1
C. lim2n2−3n4−2n3+2n2lim2n2−3n4−2n3+2n2
D. lim3−2n32n2−1lim3−2n32n2−1
C
lim2n2−3n4−2n3+2n2=limn4(2n2−3)n3(−2+2n)=limn(2n2−3)(−2+2n)=+∞lim2n2−3n4−2n3+2n2=limn4(2n2−3)n3(−2+2n)=limn(2n2−3)(−2+2n)=+∞
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