Question

expand the following (3x+4y)whole square ( 3x-4y)whole square​

Answer 1

Answer:

(3x+4y)^2 (3x-4y)^2 = 3X^2 - 4y^2

it is based on this identity

(a-b)^2 (a+b)^2 = a^2- b^2

Answer 2

Answer:

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Step-by-step explanation:

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