Consult Multiple Concept Example 9 in preparation for this problem. A golfer, putting on a green, requires three strokes to "hole the ball." During the first putt, the ball rolls 4.7 m due east. For the second putt, the ball travels 2.6 m at an angle of 28.0 . north of east. The third putt is 0.54 m due north. What displacement ((a) magnitude and (b) direction relative to due east) would have been needed to "hole the ball" on the very first putt? (a) Number 7.1 Units m (b) Number i 87.8 Units