Dados os conjuntos G = {-1, 0, 1, 2} e H = {-5, -1, 0, 1, 4, 12}, e a relação R de G em H, definida por
Dados os conjuntos G = {-1, 0, 1, 2} e H = {-5, -1, 0, 1, 4, 12}, e a relação R de G em H, definida por y = 2x³ - 3x², responda: A relação R é uma função? ME AJUDEM RAPIDO
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