((1-1)^n) से कौन-सी पहचान मिलती है?
Which identity is obtained from ((1-1)^n)?
Explanation opens after your attempt
Correct Answer
A. सम सूचकांक coefficients और विषम सूचकांक coefficients का अंतर (0) हैDifference between even indexed and odd indexed coefficients is (0)
Concept
From ((1-1)^n=0) the even and odd combination sums are equal. In exams connect alternating sum with (0).
Why this answer is correct
The correct answer is A. सम सूचकांक coefficients और विषम सूचकांक coefficients का अंतर (0) है / Difference between even indexed and odd indexed coefficients is (0). From ((1-1)^n=0) the even and odd combination sums are equal. In exams connect alternating sum with (0).
Exam Tip
((1-1)^n=0) से even और odd combination sums बराबर होते हैं। परीक्षा में alternating sum को (0) से जोड़ें।
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