$9\mathrm{.}4\mathrm{.}21$ WP For many years, hitters have claimed that some baseball pitchers have the ability to actually throw a rising fastball. Assuming that a top major leaguer pitcher can throw a $95-$mph pitch and impart an $1800-rpm$ spin to the ball, is it possible for the ball to actually rise? Assume the baseball diameter is $2\mathrm{.}9$ in $.$ and its weight is $5\mathrm{.}25$ oz $.$