A law office orders business stationery. The cost is $20.55 per box. (a) Write a function that represents the cost C (x) (in $) for x boxes of stationery. (b) There is a 5% sales tax on the cost of merchandise and $9.68 for shipping. Write a function that represents the total cost T (a) for a dollars spent in merchandise and shipping. (c) Find (T . C) (x). (d) Find (T . C) (3) and interpret its meaning in the context of this problem. Part: 0 / 4 Part 1 of 4 C(x) = 20.55x X 5 Part: 1 / 4 Part 2 of 4 T(a) = 0.05a + 9.68 X 5\fT(a) = 0.05a + 9.68 X 5 Part: 2 / 4 Part 3 of 4 (T . C) (x) = 1.0275x + 9.68 X 5 Part: 3 / 4 Part 4 of 4 (T . C) (3) = 10.7075 X 5 The total cost for boxes of stationery is $ (round to the nearest cent if necessary)