B
butnghien_hoahoctro


1.Lim sin\sqrt(x + 1) -sin\sqrtx )
x-->+\infty
2.Lim cosx
x-->+\infty
3. Lim [(x-2)/ (3x + 1)]x+1
x-->\infty
>-
x-->+\infty
2.Lim cosx
x-->+\infty
3. Lim [(x-2)/ (3x + 1)]x+1
x-->\infty
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