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The table shows the height of an object, h(t), in meters after t seconds. Use your calculator to find the quadratic function. Find the approximate time, to the nearest hundredth of a second, after which
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The table shows the height of an object, h(t), in meters after t seconds. Use your calculator to find the quadratic function. Find the approximate time, to the nearest hundredth of a second, after which the object will reach its maximum height.

The table shows the height of an object, h(t), in meters after t seconds. Use your-example-1
User Evdokia
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1 Answer

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My calculator models the function as
.. h(t) = -4.9t^2 +23.4t +120

The maximum height is reached at t=-23.4/(2(-4.9)) ≈ 2.39 seconds.
The table shows the height of an object, h(t), in meters after t seconds. Use your-example-1
User Jcharlesworthuk
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