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A helicopter 7

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A helicopter 7.20 m above the ground and descending at 4.50 m/s drops a package from rest (relative to the helicopter). We have chosen the positive direction to be upward. The package falls freely.
Just as it hits the ground, find the y-component of the velocity of the package relative to the helicopter.
Just as it hits the ground, find the y-component of the velocity of the helicopter relative to the package.