Question: Help solve this please. The vertical position y [in feet) of a rock I seconds after it was dropped from a cliff is given by

Help solve this please.

The vertical position y [in feet) of a rock I seconds after it was dropped from a cliff is given by the formula 3! = - 'lEif2 +14l+200. When the rock reaches the base ofthe cliff, y= D. How many seconds will it take for the rock to hit the ground at the base of the cliff? O 8 seconds 0 3 seconds 0 6 seconds 0 4 seconds

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