Question

(2a-3b) power 2
what is the aswer​

Answer 1

Use the identity (a-b)² = a²+b²-2ab,

$(2a-3b)^{2}\\= (2a)^{2}+(3b)^{2}-2(2a)(3b)\\=\bf 4a^{2}+9b^{2}-12ab$

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Answer 2

Answer:

4a² + 12ab + 9b²

Step-by-step explanation:

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