Sonic the Hedgehog (mass 1.3 kg) starts at rest on a jump spring that is compressed 1.9 m and has a stiffness of 366 N/m.  The spring decompresses, giving all its energy to sonic and launching him at a 75 degree angle.  Calculate Sonic's speed at the moment he loses contact with the spring, in m/s, taking into account the gravitational potential energy gained by Sonic during the launch. (Please answer to the fourth decimal place - i.e 14.3225)

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Sonic the Hedgehog (mass 1.3 kg) starts at rest on a jump spring that is compressed 1.9 m and has a stiffness of 366 N/m.  The spring decompresses, giving all its energy to sonic and launching him at a 75 degree angle.  Calculate Sonic's speed at the moment he loses contact with the spring, in m/s, taking into account the gravitational potential energy gained by Sonic during the launch.

(Please answer to the fourth decimal place - i.e 14.3225)

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