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Mathematics, 09.06.2020 18:57 nunnielangley0

Alain throws a stone off a bridge into a river below. The stone's height (in meters above the water), xxx seconds after Alain threw it, is modeled by:
h(x)=βˆ’5x^2+10x+15
what is the height of the stone at the time it is thrown?

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Alain throws a stone off a bridge into a river below. The stone's height (in meters above the water...
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