Enem e Vestibulares

Se a função&nbsp;<img src="https://cdn.mesalva.com/uploads/image/MjAxOC0xMi0yMSAxOTowMjozOSArMDAwMDUzOTk2Nw%3D%3D%0A.png" data-filename="FUV2019Q47-1.png" style="width: 94px;">&nbsp;é definida por&nbsp;<img src="https://cdn.mesalva.com/uploads/image/MjAxOC0xMi0yMSAxOTowMjozOSArMDAwMDU0MTM3NQ%3D%3D%0A.png" data-filename="FUV2019Q47-2.png" style="width: 84px;">&nbsp;e a função&nbsp;<img src="https://cdn.mesalva.com/uploads/image/MjAxOC0xMi0yMSAxOTowMjozOSArMDAwMDUzOTE3OQ%3D%3D%0A.png" data-filename="FUV2019Q47-3.png" style="width: 93px;">&nbsp;é definida por&nbsp;<img src="https://cdn.mesalva.com/uploads/image/MjAxOC0xMi0yMSAxOTowMjozOSArMDAwMDU2MTk0NA%3D%3D%0A.png" data-filename="FUV2019Q47-4.png" style="width: 96px;">&nbsp;então g(x) é igual a

Questão

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