13) Sales: Weekly sales s (in thousands) of a new basketball shoe increase steadily for a while and then decrease as described by the function
S=-2|t-15| + 50
where t is the time (in weeks).
a) Graph the function on your graphing calculator.
Tell what viewing window you used.
X-min:
y-min:
X-max:
y-max:
X-scl:
y-scl:
b) What is the greatest number of pairs of shoes sold in a week?
After how many weeks was this?
c) How could you have answered 13b without actually graphing on the calculator
d) At how many weeks were 30,000 pairs of shoes solde