Ответ:
Объяснение:
(4x²-4xy+y²)/(y²-4x²)=(2x-y)²/(y-2x)(y+2x)=(2x-y)/(y+2x)
(2x-y)/(y+2x)=2*(-2)-3)/(3+2(-2)=(-4-3)/3-4=-7/-1=7 pri: x=-2 ;y=3
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Ответ:
Объяснение:
(4x²-4xy+y²)/(y²-4x²)=(2x-y)²/(y-2x)(y+2x)=(2x-y)/(y+2x)
(2x-y)/(y+2x)=2*(-2)-3)/(3+2(-2)=(-4-3)/3-4=-7/-1=7 pri: x=-2 ;y=3