Question

give some formula for binomial expansion​

Answer 1

Answer:

The binomial expansion formula is (x + y)n = nC0 0 xn y0 + nC1 1 xn - 1 y1 + nC2 2 xn-2 y2 + nC3.

Step-by-step explanation:

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Answer 2

Answer:

(x + y)” = ℃ (2)x²−kyk = Ë n-k Σ k=0 k=0 | xk yn - k

(x) = binomial coefficient of each term