Question Detail

MTH 101 Arithmetic Progression Objective Question
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Question

Which selections of variables represent symmetric choices for terms in an AP?
Options
A a - d, a, a + d for three terms
Correct Answer
B a - 3d, a - d, a + d, a + 3d for four terms
C a - 2d, a - d, a, a + d, a + 2d for five terms
D a, a + d, a + 3d, a + 4d for four terms
Correct Answer

Option A is the correct answer.

Detailed Explanation

Symmetric choices allow the common difference terms to cancel when summed; the fourth option is not an arithmetic progression.

Hint

No hint available

Question Info

Course: MTH 101
Topic: Arithmetic Progression
Type: Objective
Difficulty: Not specified
Question 684 of 696
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