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5 votes
Find the coefficient of y⁵ in the expression of (3+2y)⁸

1 Answer

3 votes

256 y^8 + 3072 y^7 + 16128 y^6 + 48384 y^5 + 90720 y^4 + 108864 y^3 + 81648 y^2 + 34992 y + 6561

your answer is 48384

User Brendan Shanks
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