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Katen [24]
3 years ago
5

04.Um rojão acoplado a fogos de artifício é lançado de um penhasco, 25 metros acima de um lago. O rojão cairá no lago após explo

dir ao atingir sua altura máxima. A altura h do rojão, em metros, em relação à superfície do lago é dada por h(t) = –5t2 + 20t + 25, em que t é o tempo, em segundos, a partir do instante de lançamento. Considerando essas informações, pode-se afirmar que o rojão atingirá o lago a) 5 segundos após o lançamento. B) 2 segundos após o lançamento. C) 1 segundos após o lançamento. D) 1 segundos antes do lançamento. E) 4 segundos após o lançamento.
Mathematics
1 answer:
In-s [12.5K]3 years ago
7 0

Answer:

hhhhhhhhhhdbfhrkuvn

Step-by-step explanation:

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