Question

If {} be a monotone decreasing sequence of positive real numbers and lim = 0, prove that the

following sequences are convergent.

(a)

1 − 1

2

(1 + 2) + 1

3

(1 + 2 + 3) − … … …

(b)

1 − 1

2

(1 + 3) + 1

3

(1 + 3 + 5)
please give answer correctly
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Answer 1

Answer:

it iscorrect answer is a