Carl has been recording the number of pears on his pear tree each week: week pears 6 32 7 37 8 42 9 47 The function representing Carl's pears per week is f(w) = 5w + 2. What does the 2 represent? The week number when Carl recorded the pears The number of pears at the start The number of pears Carl had in total The number the pears increased by each week Mathematics