Question

Expand:-
(2x+1)^2

Solve it.!

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Answer 1

Answer:

4x² + 1 + 4x

Step-by-step explanation:

(a+b)² = a² + b² + 2ab

Answer 2

question given →${2x+1}^{2}$

Answer:

$we \: know \: that : \\ ( {a + b})^{2} = {a}^{2}+2ab + {b}^{2} \\ ({2x + 1})^{2} = ({2x})^{2} \times 2x + 1 + {1}^{2} \\ = 4 {x}^{2} + 4x + 1$

so the final answer is ${4x}^{2}$+4x+1

hope it helps you