Binomial series Lecture 13 Product of coefficients in multinomial expansion 1xx2n

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Binomial series: Lecture 13: Product of coefficients in multinomial expansion (1+x+x^2)^n • if (1+x+x^2)^n=a0+a1x+a2x^2+...+a2nx^2n, then show that a0^2-a1^2+a2^2-a3^2+.....+a2n^2=an Support the channel: • UPI link: 7906459421@okbizaxis • UPI Scan code: https://mathsmerizing.com/wp-content/... • PayPal link: paypal.me/mathsmerizing

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