Mathematics, 07.06.2021 21:50 parapraxis

Uma empresa de telecomunicações possui um plano de celular que cobra R$ 90,00 fixos mais R$ 2,40 para cada minuto de ligação que o cliente faça. Faça uma tabela que relacione o tempo de ligaçãocomovalora ser pago, basta alguns valores. Crie uma fórmula para esta situação. Generalize a fórmula usando x e y. Dê o domínio, contradomínio e imagem da fórmula generalizada.

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Uma empresa de telecomunicações possui um plano de celular que cobra R$ 90,00 fixos mais R$ 2,40 par...