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Mathematics, 23.07.2019 06:50 sryun

Ihave answered this question 8 times now and have yet to get the correct answer some one me. from algebra ii an object is launched at 19.6 meters per second from a 58.8 m tall platform. the equation for the object’s height h at time t seconds after launch is: h(t) = ‐4.9t2 + 19.6t + 58.8. after how many seconds does the object land?

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