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Straight upwards from the ground

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A frisbee is thrown straight upwards from the ground. The equation defining its movement is h = 59.3t - 4.9t², where h is the height in metres and t is the time elapsed in seconds.

  • After how many seconds will the frisbee strike the ground?
  • When is the frisbee at a height of  88.2 metres?

Please explain beside providing answers.

Reference no: EM131096870

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