Problem # 2: Find the work done by the following force eld my) = m.- + 6218i 56x {1: + 6}? j in moving an object from Hot 6) to Q[4._ 4}._ along any path. l Just Save I l Submit Problem #2 for Grading Problem #2 Attempt #1 Attempt #2 Attempt #3 Attempt #4 Attempt #5 Your Answer: Your Mark: Problem #3: Use Green's Theorem to evaluate the following integral I 31'sz + (10x+5}d1' C W'here C is the triangle with vertices [0, O]. (13')~ 0}, and (9~ 7') [in the positive direction}. Symbolic answers must be entered using notation similar to the examples given below. If you enter decimal numbers for questions that indicate that a svm bolic answer is required, it will be marked as zero, regardless of whether the decimal number is correct or not. Integer numbers (positive, negative, and 0} are allowed. Below are some examples. Example Math Expression How to Enter the Answer 3;5 infiniZy Problem #1: Which of the following vector fields are conservative? (i) F(x, y) = (6x y + 9)i + (5x y# + 10) j (ii) F(x, y) = (5ye * + cos 9y) i + (e * + 9x sin 9y) j (iii) F(x, y) = 8pedi + (8 + xy)esx j (A) (i) and (iii) only (B) (i) only (C) (i) and (ii) only (D) (ii) and (iii) only (E) none of them (F) (ii) only (G) all of them (H) (iii) only Problem #1: Select v