Question

Write expanison of (a+2b) whole square

Answer 1

Answer: a² + 4ab + 4b²

Step-by-step explanation:

(a+b)²

a² + 2a×2b + (2b)²

a² + 4ab + 4b²

Hope it helps you

Answer 2

Answer:

${a}^{2 } + 2a \times 2b + {(2b)}^{2}$

Step-by-step explanation:

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