Mathematics, 26.07.2020 01:01 roserose3098

Acob is on the roof the school launching a model rocket. The height of the rocket, h(t),in metres, at any time, t, in seconds, is modelled by the function: h(t)=-5t2+15t+20 What is the starting height of the rocket?

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Acob is on the roof the school launching a model rocket. The height of the rocket, h(t),in metres, a...

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