\fName : lrang Tran Instructor grading score: /50 points Math 95 Worksheet 3 Instructions: Please show all your work and use appropriate notation and formatting. You will be graded not only on your mathematical accuracy but on the work you show to get there. All word problems require a complete sentence containing relevant units of measure to answer the question. The main purpose of worksheet assignments is for you to show me what you understand and how you would present your reasoning so that I can give you feedback on both before you take your exam. You may use any available have frac academic resources (your notes, your book, your peers, your instructor, tutors, open discussion board in D2L etc.) while working on this graded problem set. Please do this assignment by hand using the space provided on the worksheet and upload your completed worksheet as 1 pdf file (NOT JPEG, Word, OR a Zip folder) in the assignments tab in D2L by the assignment's due date. If you don't have a scanner at home and can't make it to a library or a PCC campus (all of them have free scanners you can use) there are some great free scan apps you can download for your smartphone such as Adobe Scan. Do your best! -+ 3 (d ant in 1) [5 pts] Let R(x) =* +x-20 x frac x 2 - 6x + 8 Simplify R(x) as much as possible, listing any necessary restrictions. State the any domain of R using either set-builder or interval notation. X + x - 20 ( x +5 ) ( X - 4 ) * + 5 * 2- 6 x +8 ( x - 2 ) ( x - 4 x - 2 * * 4 Domain: 4x 2) [5 pts] Simplify the expression 3x - 6 2 - x as much as possible, listing any necessary restrictions. 3 x - 6 3 ( x - 2 ) X - 2 =0 2 - 7 2 - X * = 2 - 3 ( x - 2) X # 2 - ( x - 2 ) 3 1 Co