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Mathematics, 01.07.2019 01:30 catherineguyen3216

Really need with this question ! the quadratic relation h=-5t^2+80t models the height, h in meters, that an object projected upward from the ground will reach in t seconds following its launch . what is the maximum height that this object will reach?

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Really need with this question ! the quadratic relation h=-5t^2+80t models the height, h in meter...
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