Questions 1-4: NO CALCULATOR IS ALLOWED FOR THESE QUESTIONS 1 . If [i sec ()dx = k, find k, where k 2 1. 2. The graph of the function fon the interval -10 s x s 10 consists of two line segments and two semicircles, as shown in the figure. It is given that [', 9(x)dx=- and [",9(x) ex = 14. 10 y 8 bb NONA -8 -10 -8 -6 -4 -2 0 2 4 6 8 10 Part A: Find the value of [ f(x) dx, or explain why the integral does not exist.Part B: Find the value of fo [g(x)+2]dx. Show the work that leads to your answer. Part C: Find the value of fo [39(x)-f(x)]dx. Show the work that leads to your answer. 3. Evaluate the following integral: [ xe *dx x - 7 4. Given -dx = Aln|2x + 1+ Bin|x - 2+ C, find 2A - 3B. 2x2 - 3x - 2