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HOMEWORK Sec. 7.1 1. Insert either E or E to make each statement below true. a. 0 _{3. 2, 1,0.1,2.3} b. 3 _{x|x is an odd number} c. 4 _[1.3,5,7,9} n {12.3.4.5} d. 2 _[1.3.5.7.9} U {1.2.3.45} e. \\E {xlx is a rational number} 2. LetA = {1.3,5,9,11].B = {1.3.7.9},C = [3.7.11},D = [1.9]. and E = [5}. Insert either E or E to make each statement below true. a E__A b. iiiD c C__B d. E__BnC e. (To _An(BUEJ 3. Let U = {1.23.45.63.83}. X 2 {1.3.5.73}, Y = {2.3.6.79}. and Z = {1.2.4.633}. List the members of each set. using set braces. a. X n Y b. X ' U Z c. X n (Y n Z) d. 2' U (X n Y) e. (1' n2) U (YnZ') 4. Use Venn diagrams to illustrate the following sets. a. A'B b AFNAUB) c. A'UB' d. (ADBUUB e (HUB)f 5. A sales person calls 12 different customers. How many different sets of customers may place an order? Explain your thinking. The following problems are review exercises from Section 1.1. 1.2. 2.2. 3.1 and 4.2. 6. Find an equation in general form for the line that passes through the point (2.6) and is parallel to the line with equation 2x 3}! = 5. 7. Find a linear cost function when the marginal cost is $75 and the cost to produce 50 items is $4300