Math 141 PreCalculus Homework 1-1.1_1.3 Full Name: Section 1.1: Macy Hufford ID: 2005713245 D = g(a). 1. The number of cubic yards of dirt, D, needed to cover a garden with an area a square feet is given by a. A garden with area 5000ft requires 50 cubic yards of dirt. Express this information in terms of the function g. b. Explain the meaning of the statement f (5) = 2. 2. Select all of the following graphs which represent y as a function of x. 3. Select all of the following tables which represent y as a function of x. a. b. C. d. -5 -3 -5 3 2 2 2 3 4 2 5 4 5 9 7 7 9 8 8 7 12 16 11 10 14 12 4. Select all of the following graphs which are one-to-one functions. b C. f.f ( x )= 4- x if x