Question

Expand: - (3x-2y) whole square​

Answer 1

Answer:

9x2-12xy+4y2

Step-by-step explanation:

-(3x-2y)2 =(-3x+2y)2

a = -3x. b= 2y

(a+b)2 = a2 +2ab +b2

= (-3x)2 + 2.-3x.2y +(2y)2

= 9x2-12xy+4y2

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Answer 2

Answer:

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