Question

(2x-3y)² what is answer with formula​

Answer 1

Answer:

(2x-3y)²

We use the identity ( a-b )² = a² - 2ab + b²,

(2x)² -  (2)(2x)(3y) + (3y)²

4x² - 12xy + 9y²

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Answer 2

Answer:

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