Find each coefficient described. 1) Coefficient of x² in expansion of (2 + x)⁵ 2) Coefficient of x in expansion of (x+3)⁵ 3)

Question

Find each coefficient described.
1) Coefficient of x² in expansion of (2 + x)⁵
2) Coefficient of x in expansion of (x+3)⁵
3) Coefficient of x³y² in expansion of (x-3y)⁵
4) Coefficient of a²b² in expansion of (a-b)⁴

Kunduz · Accepted Answer

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