Question

спростіть вираз (х-2у)²-(2у+х)(2у-х)​

Answer 1

Объяснение:

$(x - 2y {)}^{2} - (2y + x)(2y - x) = {x}^{2} - 4xy + 4 {y}^{2} - 4 {y}^{2} + {x}^{2} =2 {x}^{2} - 4xy$

Answer 2

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