задание внизу.......................................

Question

задание внизу.......................................

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Answer 1

x^-2x=-x^+2x

2x^-4x=0

x=0

x=2

Answer 2

x²-2x=-x²+2x

2x²-4x=0

2x(x-2)=0

x=0 ∨ x=2