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22 February, 08:03

A basketball player can leap upward 0.42 m. What is the magnitude of his initial velocity at the start of the leap? Use g=9.81 m/s2.

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  1. 22 February, 08:05
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    Farmula 2gh=vf²-vi²

    2*0.42*9.81=0²-vi²

    8.2404=vi²

    Vi=✓8.2404

    Vi=2.87m/sec
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