Question

expand (2x+3)2.​ (2x+3)²

Answer 1

Answer:

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Step-by-step explanation:

$using \:\:identity\:\: (a+b)^{2} = a^{2} + 2ab + b^{2}\\\\(2x+3)^2 = (2x)^2 + 2(2x)(3) + (3)^2\\\\= 4x^2 + 12x + 9$