किस विकल्प में (d=0) वाली समानांतर श्रेढ़ी है?
Which option is an arithmetic progression with (d=0)?
Explanation opens after your attempt
A. \(4,4,4,4,\ldots\)
Concept
All terms are (4), so every difference is (0). A constant sequence is also an arithmetic progression.
Why this answer is correct
The correct answer is A. \(4,4,4,4,\ldots\). All terms are (4), so every difference is (0). A constant sequence is also an arithmetic progression.
Exam Tip
सभी पद (4) हैं इसलिए हर अंतर (0) है। स्थिर अनुक्रम भी समानांतर श्रेढ़ी होता है।
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