Find the height, in feet, of the rock after 5 seconds in the air.
A rock is launched from a cannon. It’s height, h(x), can be represented by a quadratic function in terms of time, x, in seconds.
After 1 second, the rock is 129 feet in the air; after 2 seconds, it is 236 feet in the air.

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@JoKeR0331

someone please help

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