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17 Apr 2025, 00:30
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C
Be sure to select an answer first to save it in the Error Log before revealing the correct answer (OA)!
Difficulty:
35%
(medium)
Question Stats:
70% (01:14) correct
30%
(01:38)
wrong
based on 105
sessions
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Not Attempted Yet
For a finite sequence of nonzero integers, the consecutiveness of the sequences is defined by the number of pairs of consecutive terms of the sequence for which the positive difference between the two consecutive terms is 1. What is the consecutiveness for the sequence {1, 4, 5, 6, -3, -4}?
(A) One
(B) Two
(C) Three
(D) Four
(E) Five
(A) One
(B) Two
(C) Three
(D) Four
(E) Five
17 Apr 2025, 00:42
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Consecutiveness = number of pairs of consecutive terms of the sequence with |difference| = 1
{1, 4, 5, 6, -3, -4}
{1, 4, 5, 6, -3, -4}
{1, 4, 5, 6, -3, -4}
There are 3 pairs
{1, 4, 5, 6, -3, -4}
{1, 4, 5, 6, -3, -4}
{1, 4, 5, 6, -3, -4}
There are 3 pairs
Bunuel
17 Apr 2025, 00:59
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Bunuel
{1, 4, 5, 6, -3, -4}
{1, 4, 5, 6, -3, -4}
{1, 4, 5, 6, -3, -4}
Three instances
Answer: Option C
