The coefficient of \(x^{301}\) in \((1+x)^{500}+x(1+x)^{499}\) \(+x^2(1+x)^{498}+\ldots+x^{500}\....

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The coefficient of \(x^{301}\) in \((1+x)^{500}+x(1+x)^{499}\) \(+x^2(1+x)^{498}+\ldots+x^{500}\) is: 📲PW App Link - https://bit.ly/YTAI_PWAP 🌐PW Website - https://www.pw.live



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