1.

The sequence \(\begin{array}{*{20}{c}}{{\rm{lim}}}\\{n \to \infty }\end{array}\left[ {3 + {{\left( { - 1} \right)}^{\rm{n}}}} \right]\)

A. Convergent
B. Divergent
C. Oscillatory
D. Harmonic
Answer» D. Harmonic


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