MathDiscrete mathCombinatorics

Binomial theorem

Expanding using binomial theorem 1

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Expand $(a + b)^6$ .

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a^6 + b^6

a^5 + 5a^4 b +10a^3 b^2 +10a^2 b^3 +5ab^4 +b^5

a^6 + 6a^5 b+12a^4 b^2 +18a^3 b^3 +12a^2 b^4 +6ab^5 + b^6

a^6 + 6a^5 b+15a^4 b^2 +20a^3 b^3 +15a^2 b^4 +6ab^5 +b^6

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