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Mathematics, 06.06.2021 03:20 mimithurmond03

Tengo esta función y necesito saber si es inyectiva y la verdad es que estoy en blanco R²→R²

F(x, y)=(2x-y,-x+y)

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Tengo esta función y necesito saber si es inyectiva y la verdad es que estoy en blanco R²→R²
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