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To list a progression completely, the minimum information you need is:
ALargest term and count
BFirst term and difference
CFirst term and last term
DMiddle term and count
Answer & Solution
Correct answer: B. First term and difference
1. The first term alone leaves the steps unknown.
2. The difference alone leaves the start unknown.
3. You need the first term and the common difference.
_Source: NCERT Class 10 Mathematics, Chapter 5, Arithmetic Progressions._
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