Question

The coefficient of x in the expansion of (2x+1)^2​

Answer 1

Answer:

4

Step-by-step explanation:

${(2x + 1)}^{2} = 4 {x}^{2} + 4x + 1$

Coefficient of x is 4.

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Answer 2

Answer:

(2x+1)²=4x²+2(2x)(1)+1²

4x²+4x+1

coefficient of x in the expansion of (2x+1)²=4