Question
Which of the sequences converge, and which diverge? Give reasons for your answers.$$a_{n}=\frac{1+\sqrt{2 n}}{\sqrt{n}}$$
Step 1
We can do this by dividing the square root of n into each term in the numerator. This gives us: $$ a_{n}=\frac{1}{\sqrt{n}}+\sqrt{2} $$ Show more…
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