Math 017 Departmental Examination Fall 2010 Form D Name Date Instructor CRN Be sure to write answers on the answer line for each problem 1. Compute, if possible. Otherwise, write “undefined”: 010 Ans 2. Compute, if possible. Otherwise, write “undefined”: 8)2(8 Ans 3. Evaluate: 7332 Ans 4. Compute: 9473 Ans5. Compute, if possible. Otherwise, write “undefined”: 10114 Ans 6. Evaluate, if possible. Otherwise, write “undefined”: 1013.0 Ans 7. Compute, if possible. Otherwise, write “undefined”: −0.2 (−0.3) ( −0.4) Ans 8. Evaluate, if possible. Otherwise, write “undefined”: 332 Ans 9. Evaluate, if possible. Otherwise, write “undefined”: 22212 Ans10. Determine whether the following examples represent an equation or an algebraic expression. Circle ALL algebraic expressions. a) 573 yx b) 0x c) 8379 cyx 11. Solve the following inequality: 368 x Ans 12. Graph the following number set on a number line. Assume that the distance between all marks is the same. 1x 13. Name three numbers that satisfy the condition: 21x Ans 14. Rewrite the expression A replacing the variable with its value and then evaluate if 2A. Ans15. Simplify, using one of the exponential laws, if possible, If it is not possible to simplify, just rewrite the expression: 157xx Ans 16. If possible, collect like terms. If not possible, just rewrite the expression33mm Ans 17. Factor m from the expression: mmn 35 Ans 18. Simplify if possible. If no numerical operation can be performed, write “not possible”: 02.04.0 y Ans 19. Simplify: xx32)(2 Ans20. Use the Distributive Law to eliminate parentheses in the following expression. Simplify, if possible.)2(2xx Ans 21. Eliminate parentheses in the following expression. Simplify ))((54cbccb Ans 22. Factor 323 yzfrom the following expression: 246493 zyyz Ans 23. Simplify, if possible. If not possible, write “not possible”: yxxyxy32 Ans 24. Is 0,1 yx a solution of 4xy? Show your work. Ans25. Rewrite the following expression in its equivalent form as a single fraction: 222 xbxa Ans 26. Rewrite using exponential notation whenever it is possible: aaaa aa Ans 27. Simplify, if possible. If not possible, write “not possible”: abcab Ans 28. Simplify by collecting like terms: 3.222 aa Ans29. Solve the following equation: xx 156 Ans 30. Solve the following inequality: xx Ans 31. Factor the following expression: 2281nm Ans 32. Express 24xy in terms ofs, if3xs,2ys. i.e. substitute 3s for x and 2s for y. Simplify, if possible. Ans33. Eliminate parentheses and simplify by collecting like terms: qqq 52)62( Ans 34. If possible, collect like terms. If not possible, write “not possible”: xxy 17.024.0 Ans 35. Solve the following equation: )1.0(32.0)3(2.0 xxx Ans 36. Solve for x: xa Ans37. Use the letter m to represent a number and write the following as an algebraic expression: The difference between a number and 4, then multiplied by y. Ans 38. Write the expression 24x in the form 6a. Identify a in your representation. Ans 39. Factor 1 from the following expression: zyx34322 Ans 40. Evaluate the expression zxy, if 31zxy Ans 41. Circle all of the following expressions that are equivalent to 6dab 6)(,6,66baddabbad42. Perform the indicated operations and simplify: 244aaa Ans 43. Eliminate parentheses and simplify: 3 2 2 3( 2 2 )( )x x x x x Ans 44. Write the expression ba6 in terms of ,m if mab Ans 45. Express ))((22nmnmnm in terms of x, if 2m, and xn 3. Simplify.