alleryएका अंकगणिती श्रेढीमध्ये (AP), कोणती राशी स्थिर राहते?
Aलगतच्या पदांचे गुणोत्तर
Bलगतच्या पदांमधील अंतर
Cलगतच्या पदांचा गुणाकार
Dलगतच्या पदांची बेरीज
Answer & Solution
Correct answer: B. लगतच्या पदांमधील अंतर
प्रत्येक पद त्याच्या आधीच्या पदापेक्षा एकाच ठरावीक फरकाने भिन्न असते, ज्याला सामाईक फरक म्हणतात.
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