Factorise the following
Please!!!!!!
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Answer:
4x²-4xy-8y⁴......I think
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Step-by-step explanation:
4x²-4xy+y² -9y²
= (2x)² -2*2x*y+y² -(3y)²
= (2x - y)² -(3y)²
= (2x-y-3y)(2x-y+3y)
= (2x-4y)(2x+2y)
= 2(x-2y)×2(x+y)
= 4(x-2y)(x+y)
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