If n is an integer greater than 1 , show that : \( a-{ }^{n} C_{1}(... VIDEO
If n is an integer greater than 1 , show that : \( a-{ }^{n} C_{1}(a-1)+{ }^{n} C_{2}(a-2)-\ldots . .+(-1)^{n}(a-n)=0 \).https://bit.ly/YTAI_PWAP https://www.pw.live
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