2. Provide a graphical (one combined) solution for the system of linear inequalities below: y +;t> 3.. . . . .. . .. ..... ....(1) 11t > 7y .HUH..... (ii) y + 11> -t t > 0..... ..(iv) [13 marks] 3. Tesla estimates that its profit expressed in thousands of dollars each month is given by the expression: -6q2 + 30q + 3210 where q (in thousands) is the number of cars produced and sold in a month. Determine the following: a. If Tesla's cost function is C(q) = 3210, state Tesla's variable cost per car. [2 marks] b. If Tesla wishes to make a profit greater than $2,910,000, calculate and state the interval of value(s) for which this goal can be achieved. [6 marks] Problem Set C 1. Classify the following series: a. 7, 9, 11, 13...... [2 marks] b. n + 2, - 2n - 4, 4n + 8......... [2 marks] 2. Using a method of your choice, determine the quadratic factor and remainder when the cubic function r(q) = 3q3 - 12q + 5 is divided by the linear factor (q - 2). [5 marks]