1. The problem statement, all variables and given/known data https://scontent-a-sjc.xx.fbcdn.net/hphotos-prn2/t1.0-9/10167935_1403417599934459_6123061969742894932_n.jpg 2. Relevant equations 3. The attempt at a solution I used ∫Fdt = m(vf-vo) and came up with -.822 m/s for the final velocity... I have been reworking this problem over and over and cannot come up with a different answer... Am i wrong in using the impulse momentum theorem?