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31 December, 23:41

Establish which of the following statements are true. (a) A sequence is convergent if and only if all of its subsequences are convergent. (b) A sequence is bounded if and only if all of its subsequences are bounded. (c) A sequence is monotonic if and only if all of its subsequences are monotonic. (d) A sequence is divergent if and only if all of its subsequences are divergent.

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  1. 1 January, 00:36
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    Statement A - True.

    Statement B - False.

    Statement C - True.

    Statement D - False.

    Step-by-step explanation:

    (a) A sequence is convergent if and only if all of its subsequences are convergent - this statement is correct.

    (b) A sequence is bounded if and only if all of its subsequences are bounded - this statement is incorrect.

    (c) A sequence is monotonic if and only if all of its subsequences are monotonic - this statement is correct.

    (d) A sequence is divergent if and only if all of its subsequences are divergent - this statement is incorrect.
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